Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies, 9480-9487 [E6-2651]

Download as PDF 9480 Proposed Rules Federal Register Vol. 71, No. 37 Friday, February 24, 2006 This section of the FEDERAL REGISTER contains notices to the public of the proposed issuance of rules and regulations. The purpose of these notices is to give interested persons an opportunity to participate in the rule making prior to the adoption of the final rules. DEPARTMENT OF TRANSPORTATION Federal Aviation Administration 14 CFR Part 39 [Docket No. FAA–2005–22358; Directorate Identifier 2005–NE–20–AD] RIN 2120–AA64 Airworthiness Directives; Engine Components Inc. (ECi) Reciprocating Engine Cylinder Assemblies Federal Aviation Administration (FAA), Department of Transportation (DOT). ACTION: Notice of proposed rulemaking (NPRM). sroberts on PROD1PC70 with PROPOSALS AGENCY: SUMMARY: The FAA proposes to supersede an existing airworthiness directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, ‘‘Parallel Valve’’ reciprocating engines, with certain Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series ‘‘Classic Cast’’, installed. That AD currently requires replacing these ECi cylinder assemblies. This proposed AD would require the same actions, but would replace the ‘‘Engine Models’’ Table 1 and ‘‘Engines Installed On, But Not Limited To’’ Table 2 with corrected tables. Also, this proposed AD would correct a casting part number. This proposed AD results from reports of applicability errors found in AD 2005–26–10. We are proposing this AD to prevent loss of engine power due to cracks in the cylinder assemblies and possible engine failure caused by separation of a cylinder head. DATES: We must receive any comments on this proposed AD by March 13, 2006. ADDRESSES: Use one of the following addresses to comment on this proposed AD. • DOT Docket Web site: Go to https://dms.dot.gov and follow the instructions for sending your comments electronically. VerDate Aug<31>2005 17:55 Feb 23, 2006 Jkt 208001 • Government-wide rulemaking Web site: Go to https://www.regulations.gov and follow the instructions for sending your comments electronically. • Mail: Docket Management Facility; U.S. Department of Transportation, 400 Seventh Street, SW., Nassif Building, Room PL–401, Washington, DC 20590– 0001. • Fax: (202) 493–2251. • Hand Delivery: Room PL–401 on the plaza level of the Nassif Building, 400 Seventh Street, SW., Washington, DC, between 9 a.m. and 5 p.m., Monday through Friday, except Federal holidays. FOR FURTHER INFORMATION CONTACT: Peter Hakala, Aerospace Engineer, Special Certification Office, FAA, Rotorcraft Directorate, 2601 Meacham Blvd., Fort Worth, TX 76193; telephone (817) 222–5145; fax (817) 222–5785. SUPPLEMENTARY INFORMATION: Comments Invited We invite you to send any written relevant data, views, or arguments regarding this proposal. Send your comments to an address listed under ADDRESSES. Include ‘‘Docket No. FAA– 2005–22358; Directorate Identifier 2005–NE–20–AD’’ in the subject line of your comments. We specifically invite comments on the overall regulatory, economic, environmental, and energy aspects of the proposed AD. We will consider all comments received by the closing date and may amend the proposed AD in light of those comments. We will post all comments we receive, without change, to https:// dms.dot.gov, including any personal information you provide. We will also post a report summarizing each substantive verbal contact with FAA personnel concerning this proposed AD. Using the search function of the DMS Web site, anyone can find and read the comments in any of our dockets, including the name of the individual who sent the comment (or signed the comment on behalf of an association, business, labor union, etc.). You may review the DOT’s complete Privacy Act Statement in the Federal Register published on April 11, 2000 (65 FR 19477–78) or you may visit https:// dms.dot.gov. Examining the AD Docket You may examine the docket that contains the proposal, any comments PO 00000 Frm 00001 Fmt 4702 Sfmt 4702 received and any final disposition in person at the DMS Docket Office between 9 a.m. and 5 p.m., Monday through Friday, except Federal holidays. The Docket Office (telephone (800) 647– 5227) is located on the plaza level of the Department of Transportation Nassif Building at the street address stated in ADDRESSES. Comments will be available in the AD docket shortly after the DMS receives them. Discussion On December 19, 2005, we issued AD 2005–26–10, Amendment 39–14431 (70 FR 76385, December 27, 2005). That AD requires replacing ECi cylinder assemblies P/N AEL65102 series ‘‘Classic Cast’’, having casting P/N AEL65099 and SN 1 through 9879. That AD was the result of reports of about 30 failures of the subject cylinder assemblies marketed by ECi. That condition, if not corrected, could result in loss of engine power due to cracks in the cylinder assemblies and possible engine failure caused by separation of a cylinder head. Actions Since AD 2005–26–10 was Issued Since AD 2005–26–10 was issued, we received reports of errors in the ‘‘Engine Models’’ Table 1, and ‘‘Engines Installed On, But Not Limited To’’ Table 2. Also, we discovered an incorrect part number in paragraph (h)(3). FAA’s Determination and Requirements of the Proposed AD We have evaluated all pertinent information and identified an unsafe condition that is likely to exist or develop on other products of this same type design. For that reason, we are proposing this AD to ensure that operators are provided with the correct applicability, which would require: • Replacing ECi cylinder assemblies P/N AEL65102 series ‘‘Classic Cast’’, having casting P/N AEL65099 and SN 1 through 9879 (sold from January 1997 to September 2001); (same as AD 2005–26– 10); • Replacing the ‘‘Engine Models’’ Table 1 with a corrected Table 1, to ensure that operators are provided with the correct applicability; and • Replacing the ‘‘Engines Installed On, But Not Limited To’’ Table 2 with a corrected Table 2; and • Replacing casting P/N AEL85009 with P/N AEL85099 in paragraph (h)(3), E:\FR\FM\24FEP1.SGM 24FEP1 Federal Register / Vol. 71, No. 37 / Friday, February 24, 2006 / Proposed Rules ‘‘Definition of a Replacement Cylinder Assembly’’. Costs of Compliance There were 9,879 ECi cylinder assemblies produced of the affected design available to the worldwide fleet. ECi reported that about fifteen percent of their cylinder assemblies go to foreign countries. We estimate ten percent of the remaining cylinders were never installed or are already removed from service, leaving 7,557 cylinder assemblies in service in the United States. We estimate that 1,574 Lycoming engines are in the United States with the subject cylinder assemblies installed. We estimate that it would take about two work hours per engine to perform the proposed aircraft inspections of the cylinder assemblies for applicability, and that the average labor rate is $65 per work hour. From the Lycoming Engines ‘‘Removal and Installation Labor Allowance Guidebook’’, dated May 2000, the complete cylinder replacement for a four cylinder engine takes 12 hours, while the complete cylinder replacement for a six cylinder engine takes 16 hours. Required parts would cost about $1,000 per cylinder assembly. Based on these figures, we estimate that the total cost of the proposed AD to U.S. operators to be $9,152,140. ECi indicated that they might give operators and repair stations credit for returned cylinder assemblies toward the purchase of new ECi cylinder assemblies. Authority for This Rulemaking Title 49 of the United States Code specifies the FAA’s authority to issue rules on aviation safety. Subtitle I, Section 106, describes the authority of the FAA Administrator. Subtitle VII, Aviation Programs, describes in more 9481 detail the scope of the Agency’s authority. We are issuing this rulemaking under the authority described in Subtitle VII, Part A, Subpart III, Section 44701, ‘‘General requirements.’’ Under that section, Congress charges the FAA with promoting safe flight of civil aircraft in air commerce by prescribing regulations for practices, methods, and procedures the Administrator finds necessary for safety in air commerce. This regulation is within the scope of that authority because it addresses an unsafe condition that is likely to exist or develop on products identified in this rulemaking action. List of Subjects in 14 CFR Part 39 Regulatory Findings § 39.13 We have determined that this proposed AD would not have federalism implications under Executive Order 13132. This proposed AD would not have a substantial direct effect on the States, on the relationship between the national Government and the States, or on the distribution of power and responsibilities among the various levels of government. For the reasons discussed above, I certify that the proposed regulation: 1. Is not a ‘‘significant regulatory action’’ under Executive Order 12866; 2. Is not a ‘‘significant rule’’ under the DOT Regulatory Policies and Procedures (44 FR 11034, February 26, 1979); and 3. Would not have a significant economic impact, positive or negative, on a substantial number of small entities under the criteria of the Regulatory Flexibility Act. We prepared a regulatory evaluation of the estimated costs to comply with this proposed AD. See the ADDRESSES section for a location to examine the regulatory evaluation. 2. The FAA amends § 39.13 by removing Amendment 39–14431 (70 FR 76385, December 27, 2005) and by adding the following new airworthiness directive: Air transportation, Aircraft, Aviation safety, Safety. The Proposed Amendment Under the authority delegated to me by the Administrator, the Federal Aviation Administration proposes to amend 14 CFR part 39 as follows: PART 39—AIRWORTHINESS DIRECTIVES 1. The authority citation for part 39 continues to read as follows: Authority: 49 U.S.C. 106(g), 40113, 44701. [Amended] Engine Components Incorporated (ECi): Docket No. FAA–2005–22358; Directorate Identifier 2005–NE–20–AD. Comments Due Date (a) The Federal Aviation Administration (FAA) must receive comments on this airworthiness directive (AD) action by March 13, 2006. Affected ADs (b) This AD supersedes AD 2005–26–10, Amendment 39–14431. Applicability (c) This AD applies to Lycoming Engines (formerly Textron Lycoming) models 320, 360, and 540 series, parallel valve, reciprocating engines specified in Table 1 of this AD, with Engine Components Inc. (ECi) cylinder assemblies, part number (P/N) AEL65102 series ‘‘Classic Cast’’, having casting P/N AEL65099 and serial numbers (SNs) 1 through 9879, (sold from January 1997 to September 2001) installed. TABLE 1.—ENGINE MODELS Cylinder head part number Installed on engine models AEL65102–NST04 .......................... O–320–A1B, A2B, A2C, A2D, A3A, A3B, B2B, B2C, B2D, B2E, B3B, B3C, C2B, C2C, C3B, C3C, D1A, D1AD, D1B, D1C, D1D, D1F, D2A, D2B, D2C, D2F, D2G, D2H, D2J, D3G, E1A, E1B, E1C, E1F, E1J, E2A, E2B, E2C, E2D, E2E, E2F, E2G, E2H, E3D, E3H. IO–320–A1A, A2A, B1A, B1B, B1C, B1D, B1E, B2A, D1A, D1AD, D1B, D1C, E1A, E1B, E2A, E2B. AEIO–320–D1B, D2B, E1A, E1B, E2A, E2B. AIO–320–A1A, A1B, A2A, A2B, B1B, C1B. LIO–320–B1A. IO–320–C1A, C1B, C1F, F1A. LIO–320–C1A. O–320–A1A, A2A, A2B, A2C, A3A, A3B, A3C, E1A, E1B, E2A, E2C, (also, an O–320 model with no suffix). IO–320–A1A, A2A. IO–320–B1A, B1B. LIO–320–B1A. O–320–B1A, B1B, B2A, B2B, B3A, B3B, B3C, C1A, C1B, C2A, C2B, C3A, C3B, C3C, D1A, D1B, D2A, D2B, D2C. AEL65102–NST05 .......................... sroberts on PROD1PC70 with PROPOSALS AEL65102–NST06 .......................... AEL65102–NST07 .......................... AEL65102–NST08 .......................... VerDate Aug<31>2005 18:22 Feb 23, 2006 Jkt 208001 PO 00000 Frm 00002 Fmt 4702 Sfmt 4702 E:\FR\FM\24FEP1.SGM 24FEP1 9482 Federal Register / Vol. 71, No. 37 / Friday, February 24, 2006 / Proposed Rules TABLE 1.—ENGINE MODELS—Continued Cylinder head part number Installed on engine models AEL65102–NST10 .......................... O–360–A1A, A1C, A1D, A2A, A2E, A3A, A3D, A4A, B1A, B1B, B2A, B2B, C1A, C1C, C1G, C2A, C2B, C2C, C2D, D1A, D2A, D2B. IO–360–B1A, B1B, B1C. HO–360–A1A, B1A, B1B. HIO–360–B1A, B1B. AEIO–360–B1B. O–540–A1A, A1A5, A1B5, A1C5, A1D, A1D5, A2B, A3D5, A4A5, A4B5, A4C5, A4D5, B1A5, B1B5, B1D5, B2A5, B2B5, B2C5, B2C5D, B4A5, B4B5, B4B5D, D1A5, E1A, E4A5, E4B5, E4C5, F1A5, F1B5, G1A5, G2A5. IO–540–C1B5, C1C5, C2C, C4B5, C4B5D, C4C5, D4A5, D4B5, N1A5, N1A5D. O–360–A1A, A1AD, A1D, A1F, A1F6, A1F6D, A1G, A1G6, A1G6D, A1H, A1H6, A1J, A1LD, A1P, A2A, A2D, A2F, A2G, A2H, A3A, A3AD, A3D, A4A, A4AD, A4D, A4G, A4J, A4JD, A4K, A4M, A4N, A4P, A5AD, B1A, B2C, C1A, C1C, C1E, C1F, C1G, C2A, C2B, C2C, C2D, C2E, C4F, C4P, D2A, F1A6, G1A6. HO–360 –C1A. LO–360–A1G6D, A1H6. HIO–360–B1A, B1B, G1A. LTO–360–A1A6D. TO–360–A1A6D. IO–360–B1B, B1BD, B1D, B1E, B1F, B1F6, B1G6, B2E, B2F, B2F6, B4A, E1A, L2A, M1A, M1B. AEIO–360–B1B, B1D, B1E, B1F, B1F6, B1G6, B1H, B2F, B2F6, B4A, H1A, H1B. O–540–A4D5, B2B5, B2C5, B2C5D, B4B5, B4B5D, E4A5, E4B5, E4B5D, E4C5, G1A5, G1A5D, G2A5, H1A5, H1A5D, H1B5, H1B5D, H2A5, H2A5D, H2B5D. IO–540–C4B5, C4B5D, C4D5, C4D5D, D4A5, D4B5, D4C5, N1A5, N1A5D, T4A5D, T4B5, T4B5D, T4C5D, V4A5, V4A5D. AEIO–540–D4A5, D4B5, D4C5, D4D5. IO–540–J4A5, R1A5. TIO–540–C1A, E1A, G1A, H1A. IO–360–F1A. TIO–540–AA1AD, AB1AD, AB1BD, AF1A, AG1A, AK1A, C1A, C1AD, K1AD, LTIO–540–K1AD. O–360–J2A. O–540–F1B5, J1A5D, J1B5D, J1C5D, J1D5D, J2A5D, J2B5D, J2C5D, J2D5D, J3A5, J3A5D, J3C5D. IO–540–AB1A5, W1A5, W1A5D, W3A5D. O–540–L3C5D. AEL65102–NST12 .......................... AEL65102–NST26 .......................... AEL65102–NST38 .......................... AEL65102–NST43 .......................... AEL65102–NST44 .......................... For information, the subject engines are installed on, but not limited to, the aircraft listed in the following Table 2: TABLE 2.—ENGINES INSTALLED ON, BUT NOT LIMITED TO O–320–A1A ..................................... O–320–A1B ..................................... sroberts on PROD1PC70 with PROPOSALS O–320–A2A ..................................... O–320–A2B ..................................... VerDate Aug<31>2005 18:22 Feb 23, 2006 Piper Aircraft: Tri-Pacer (PA–22 ‘‘150’’, PA–22S ‘‘150’’), Apache (PA–23), Pawnee (PA–25). Doyn Aircraft: Doyn-Cessna (170, 170A, 170B). Mooney Aircraft: Mark (20A). Dinfia: Ranquel (1A–46). Simmering-Graz Pauker: Flamingo (SGP–M–222). Aviamilano: Scricciolo (P–19). Vos Helicopter Co.: Spring Bok. Piper Aircraft: Tri-Pacer (PA–22 ‘‘150’’, PA–22S ‘‘150’’), Apache (PA–23). Doyn Aircraft: Doyn-Cessna (170, 170A, 170B). S.O.C.A.T.A.: Horizon (Gardan). Piper Aircraft: Tri-Pacer (PA–22 ‘‘150’’, PA–22S ‘‘150’’), Agriculture (PA–18A ‘‘150’’) Super Cub (PA–18 ‘‘150’’), Caribbean (PA–22 ‘‘150’’), Pawnee (PA–25). Intermountain Mfg. Co.: Call Air Texas (A–5, A–5T). Lake Aircraft: Colonial (C–1). Rawdon Bros.: Rawdon (T–1, T–15, T–15D). Shinn Engineering: Shinn (2150–A). Dinfia: Ranquel (1A)46). Neiva: (1PD–5802). Sud: Gardan-Horizon (GY–80). LaVerda: Falco (F8L Series II, America). Malmo: Vipan (MF1–10). Kingsford Smith: Autocrat (SCRM–153). Aero Commander: 100. Piper Aircraft: Tri-Pacer (PA–22 ‘‘150’’, PA–22S ‘‘150’’), Cherokee (PA–28 ‘‘150’’), Super Cub (PA–18 ‘‘150’’). Jkt 208001 PO 00000 Frm 00003 Fmt 4702 Sfmt 4702 E:\FR\FM\24FEP1.SGM 24FEP1 Federal Register / Vol. 71, No. 37 / Friday, February 24, 2006 / Proposed Rules 9483 TABLE 2.—ENGINES INSTALLED ON, BUT NOT LIMITED TO—Continued O–320–A2C .................................... O–320–A2D .................................... O–320–A3A ..................................... O–320–A3B ..................................... O–320–B1A ..................................... O–320–B1B ..................................... O–320–B2A ..................................... O–320–B2B ..................................... O–320–B2C O–320–B2D O–320–B2E O–320–B3A .................................... .................................... ..................................... ..................................... O–320–B3B ..................................... O–320–C1A .................................... O–320–C1B O–320–C3A O–320–C3B O–320–D1A .................................... .................................... .................................... .................................... O–320–D1F ..................................... O–320–D2A .................................... O–320–D2B .................................... O–320–D2J ..................................... O–320–D3G .................................... O–320–E1A ..................................... O–320–E1C .................................... O–320–E1F ..................................... O–320–E2A ..................................... sroberts on PROD1PC70 with PROPOSALS O–320–E2C .................................... O–320–E2D .................................... O–320–E2F ..................................... O–320–E2G .................................... O–320–E3D .................................... IO–320–B2A .................................... IO–320–B1C ................................... IO–320–B1D ................................... VerDate Aug<31>2005 17:55 Feb 23, 2006 Champion Aircraft: Challenger (7GCA, 7GCB, 7KC), Citabria (7GCAA, 7GCRC), Agriculture (7GCBA). Beagle: Pup (150). Artic: Interstate S1B2. Robinson: R–22. Varga: Kachina 2150A. Robinson: R–22. Cicare: Cicare AG. Bellanca Aircraft: Citabria 150 (7GCAA), Citabria 150S (7GCBC). Piper Aircraft: Apache (PA–23). Doyn Aircraft: Doyn-Cessna (170, 170A, 170B). Corben-Fettes: Globe Special (Globe GC–1B). Piper Aircraft: Apache (PA–23). Doyn Aircraft: Doyn-Cessna (170, 170A, 170B). Teal II: TSC (1A2). Piper Aircraft: Apache (PA–23 ‘‘160’’). Doyn Aircraft: Doyn-Cessna (170, 170A, 170B). Malmo: Vipan (MF1–10). Piper Aircraft: Apache (PA–23 ‘‘160’’). Doyn Aircraft: Doyn-Cessna (170, 170A, 170B). Piper Aircraft: Tri-Pacer (PA–22 ‘‘160’’, PA–22S ‘‘160’’). Piper Aircraft: Tri-Pacer (PA–22 ‘‘160’’, PA–22S ‘‘160’’). Beagle: Airedale (D5–160). Fuji-Heavy Industries: Fuji (F–200). Uirapuru: Aerotec 122. Robinson: R–22. Maule: MX–7–160. Lycon. Piper Aircraft: Apache (PA–23 ‘‘160’’). Doyn Aircraft: Doyn-Cessna (170, 170A, 170B). Piper Aircraft: Apache (PA–23 ‘‘160’’) Doyn Aircraft: Doyn-Cessna (170, 170A, 170B). Sud: Gardan (GY80–160). Piper Aircraft: Apache (PA–23 ‘‘160’’). Riley Aircraft: Rayjay (Apache). Piper Aircraft: Apache (PA–23 ‘‘160’’). Piper Aircraft: Apache (PA–23 ‘‘160’’). Piper Aircraft: Apache (PA–23 ‘‘160’’). Sud: Gardan (GY–80). Gyroflug: Speed Cancard. Grob: G115. Slingsby: T67 Firefly. Piper Aircraft: Cherokee (PA–28S ‘‘160’’). Robin: Major (DR400–140B), Chevalier (DR–360), (R–3140). S.O.C.A.T.A.: Tampico TB9. Slingsby: T67C Firefly. Daetwyler: MD–3–160. Nash Aircraft Ltd.: Petrel. Aviolight: P66D Delta. General Avia: Pinguino. Beech Aircraft: Musketeer (M–23). Piper Aircraft: Cherokee (PA–28 ‘‘160’’). Cessna Aircraft: Skyhawk 172. Piper Aircraft: Warrior II, Cadet (PA–28–161). Grob: G115. M.B.B. (Messerschmitt-Boelkow-Blohm).: Monsun (BO–209–B). M.B.B.: Monsun (BO–209–B). Piper Aircraft: Cherokee (PA–28 ‘‘140’’, PA–28 ‘‘150’’). Robin: Major (DR–340), Sitar, Bagheera (GY–100–135). S.O.C.A.T.A.: Super Rallye (MS–886), Rallye Commodore (MS–892). Siai-Marchetti: (S–202). F.F.A.: Bravo (AS–202/15). Partenavia: Oscar (P66B), Bucker (131 APM). Aeromot: Paulistina P–56. Pezetel: Koliber 150. Beech Aircraft: Musketeer III (M–23III). M.B.B.: Monsun (BO–209–B). Cessna Aircraft: Cardinal (172–I, 177). M.B.B.: Monsun (BO–209–B), Wassmer Pacific (WA–51). American Aviation Corp.: Traveler. Piper Aircraft: Cherokee (140). Beech Aircraft: Sport. Piper Aircraft: Twin Comanche (PA–30). Hi. Shear: Wing. Ted Smith Aircraft: Aerostar. Jkt 208001 PO 00000 Frm 00004 Fmt 4702 Sfmt 4702 E:\FR\FM\24FEP1.SGM 24FEP1 9484 Federal Register / Vol. 71, No. 37 / Friday, February 24, 2006 / Proposed Rules TABLE 2.—ENGINES INSTALLED ON, BUT NOT LIMITED TO—Continued IO–320–C1A ................................... IO–320–D1A ................................... IO–320–D1B ................................... IO–320–E1A .................................... IO–320–E1B .................................... IO–320–E2A .................................... IO–320–E2B .................................... IO–320–F1A .................................... LIO–320–B1A .................................. LIO–320–C1A ................................. AIO–320–B1B ................................. AEIO–320–D1B ............................... AEIO–320–D2B ............................... AEIO–320–E1A ............................... AEIO–320–E1B ............................... AEIO–320–E2B ............................... O–320–A1A ..................................... O–360–A1A ..................................... O–360–A1AD .................................. O–360–A1D .................................... O–360–A1F6 ................................... O–360–A1F6D ................................ sroberts on PROD1PC70 with PROPOSALS O–360–A1G6 .................................. O–360–A1G6D ................................ O–360–A1H6 .................................. O–360–A1LD .................................. O–360–A1P ..................................... O–360–A2A ..................................... O–360–A2D .................................... O–360–A2E ..................................... O–360–A2F ..................................... O–360–A2G .................................... O–360–A3A ..................................... VerDate Aug<31>2005 17:55 Feb 23, 2006 Piper Aircraft: Twin Comanche (PA–30 Turbo). M.B.B.: Monsun (BO–209–C). M.B.B.: Monsun (BO–209–C). M.B.B.: Monsun (BO–209–C). Bellanca Aircraft. Champion Aircraft: Citabria. Bellanca Aircraft. CAAR Engineering: Carr Midget. Piper Aircraft: Twin Comanche (PA–39). Piper Aircraft: Twin Comanche (PA–39). M.B.B.: Monsun (BO–209–C). Slingsby: T67M Firefly. Hundustan Aeronautics Ltd.: HT–2. Bellanca Aircraft. Champion Aircraft. Bellanca Aircraft. Champion Aircraft: Decathalon (8KCAB–CS). Bellanca Aircraft. Champion Aircraft: Decathalon (8KCAB). Riley Aircraft: Riley Twin. Beech Aircraft: Travel Air (95, B–95). Piper Aircraft: Comanche (PA–24). Intermountain Mfg. Co.: Call Air (A–6). Lake Aircraft: Colonial (C–2, LA–4, 4A or 4P). Doyn Aircraft: Doyn-Cessna (170B, 172, 172A, 172B). Mooney Aircraft: Mark ‘‘20B’’ (M–20B). Earl Horton: Pawnee (Piper PA–25). Dinfia: Ranquel (1A–51). Neiva: (1PD–5901). Regente: (N–591). Wassmer: Super 4 (WA–50A), Sancy (WA–40), Baladou (WA–40), Pariou (WA–40). Sud: Gardan (GY–180). Bolkow: (207). Partenavia: Oscar (P–66). Siai-Marchetti: (S–205). Procaer: Picchio (F–15–A). S.A.A.B.: Safir (91–D). Malmo: Vipan (MF–10B). Aero Boero: AB–180. Beagle: Airedale (A–109). DeHavilland: Drover (DHA–3MK3). Kingsford-Smith: Bushmaster (J5–6). Aero Engine Service Ltd.: Victa (R–2). S.O.C.A.T.A.: Tabago TB–10. Piper Aircraft: Comanche (PA–24). Lake Aircraft: Colonial (LA–4, 4A or 4P). Doyn Aircraft: Doyn-Beech (Beech 95). Mooney Aircraft: Master ‘‘21’’ (M–20E), Mark ‘‘20B’’, ‘‘20D’’, (M20B, M20C), Mooney Statesman (M–20G). Dinfia: Querandi (1A–45). Wassmer: (WA–50). Malmo: Vipan (MF1–10). Cessna Aircraft: Skyhawk. Doyn Aircraft: Doyn-Piper (PA–23 ‘‘160’’). Cessna Aircraft: Cardinal. Cessna Aircraft: Cardinal 177. Teal III: TSC (1A3). Aero Commander. Beech Aircraft: Duchess 76. Piper Aircraft: Seminole (PA–44). Wassmer: Europa WA–52. Aviat: Husky. Center Est Aeronautique: Regente (DR–253). S.O.C.A.T.A.: Rallye Commodore (MS–893). Societe Aeronautique Normande: Mousquetaire (D–140). Bolkow: Klemm (K1–107C). Partenavia: Oscar (P–66). Beagle: Husky (D5–180) (J1–U). Piper Aircraft: Comanche (PA–24), Cherokee ‘‘C’’ (PA–28 ‘‘180’’). Mooney Aircraft: Master ‘‘21’’ (M–20D), Mark ‘‘21’’ (M–20E). Std. Helicopter. Aero Commander: Lark (100). Cessna Aircraft: Cardinal. Beech Aircraft: Sport. C.A.A.R.P.S.A.N.: (M–23III). Jkt 208001 PO 00000 Frm 00005 Fmt 4702 Sfmt 4702 E:\FR\FM\24FEP1.SGM 24FEP1 Federal Register / Vol. 71, No. 37 / Friday, February 24, 2006 / Proposed Rules TABLE 2.—ENGINES INSTALLED ON, BUT NOT LIMITED TO—Continued O–360–A3AD .................................. O–360–A4A ..................................... O–360–A4D .................................... O–360–A4G .................................... O–360–A4K ..................................... O–360–A4M .................................... O–360–A4N .................................... O–360–A4P ..................................... O–360–A5AD .................................. O–360–B2C .................................... O–360–C1A .................................... O–360–C1E .................................... O–360–C1F ..................................... O–360–C1G .................................... O–360–C2B .................................... O–360–C2D .................................... O–360–C2E .................................... O–360–C4F ..................................... O–360–C4P .................................... O–360–F1A6 ................................... O–360–J2A ..................................... IO–360–B1A .................................... IO–360–B1B .................................... IO–360–B1D ................................... IO–360–B1E .................................... IO–360–B1F .................................... IO–360–B2E .................................... IO–360–B1F6 .................................. IO–360–B1G6 ................................. IO–360–B2F6 .................................. LO–360–A1G6D .............................. LO–360–A1H6 ................................ IO–360–E1A .................................... IO–360–L2A .................................... IO–360–M1A ................................... IO–360–M1B ................................... sroberts on PROD1PC70 with PROPOSALS AEIO–360–B1F ............................... AEIO–360–B1G6 ............................ AEIO–360–B2F ............................... AEIO–360–B4A ............................... AEIO–360–H1A ............................... AEIO–360–H1B ............................... VO–360–A1A .................................. VO–360–A1B .................................. VO–360–B1A .................................. IVO–360–A1A ................................. HO–360–B1A .................................. HO–360–B1B .................................. HO–360–C1A .................................. HIO–360–B1A ................................. HIO–360–B1B ................................. HIO–360–G1A ................................. O–540–A1A ..................................... O–540–A1A5 ................................... O–540–A1B5 ................................... O–540–A1C5 .................................. O–540–A1D .................................... O–540–A1D5 .................................. VerDate Aug<31>2005 17:55 Feb 23, 2006 Societe Aeronautique Normande: Jodel (D–140C). Robin: Regent (DR400/180), Remorqueur (DR400/180R). R–3170. S.O.C.A.T.A.: Rallye 180GT, Sportavia Sportsman (RS–180). Norman Aeroplace Co.: NAC–1 Freelance. Nash Aircraft Ltd.: Petrel. S.O.C.A.T.A.: TB–10. Robin: Aiglon (R–1180T). Piper Aircraft: Cherokee ‘‘D’’ (PA–28 ‘‘180’’). Varga: Kachina. Beech Aircraft: Musketeer Custom III. Grumman American: Tiger. Beech Aircraft: Sundowner 180. Piper Aircraft: Archer II (PA–28 ‘‘18’’). Valmet: PIK–23. Cessna Aircraft: 172 (Optional). Penn Yan: Super Cub Conversion. C. Itoh and Co.: Fuji FA –200. Seabird Aviation: SB7L. Intermountain Mfg. Co.: Call Air (A–6). Bellanca Aircraft: Scout (8GCBC–CS). Maule: Star Rocket MX–7–180. Christen: Husky (A–1). Hughes Tool Co.: (269A). Hughes Tool Co.: (269A). Hughes Tool Co.: (YHO–2HU) Military. Bellanca Aircraft: Scout (8GCBC FP). Maule: MX–7–180A. Penn Yan: Super Cub Conversion. Cessna Aircraft: Cutlass RG. Robinson: R22. Beech Aircraft: Travel-Air (B–95A). Doyn Aircraft: Doyn-Piper (PA–23 ‘‘200’’). Beech Aircraft: Travel-Air (B–95B). Doyn Aircraft: Doyn-Piper (PA–23 ‘‘200’’). Fuji: (FA–200). United Consultants: See-Bee. Piper Aircraft: Arrow (PA–28 ‘‘180R’’). Utva: 75. C.A.A.R.P. C.A.P. (10). Great Lakes: Trainer. American Blimp: Spector 42. Great Lakes: Trainer. Beech Aircraft: Duchess. Piper Aircraft: Seminole (PA–44). T.R. Smith Aircraft: Aerostar. Cessna Aircraft: Skyhawk C–172. Diamond Aircraft: DA–40. Vans Aircraft: RV6, RV7, RV8. Lancair: 360. F.F.A.: Bravo (200). Grob: G115/Sport-Acro. Great Lakes. Mundry: CAP–10. Pitts: S–1S. Bellanca Aircraft: Super Decathalon (8KCAB–180). American Champion: Super Decathalon. Brantly Hynes Helicopter: (B–2). Brantly Hynes Helicopter: (B–2, B2–A). Military (YHO–3BR). Brantly Hynes Helicopter: (B–2, B2–A). Brantly Hynes Helicopter: (B2–B). Hughes Tool Co.: (269A). Hughes Tool Co.: (269A). Schweizer: (300C). Hughes Tool Co.: Military (269–A–1), (TH–55A). Hughes Tool Co.: (269A). Schweizer: (CB). Rhein-Flugzeugbau: (RF–1). Piper Aircraft: Comanche (PA–24 ‘‘180’’). Helio: Military (H–250). Yoeman Aviation: (YA–1). Piper Aircraft: Aztec (PA–23 ‘‘250’’), Comanche (PA–24 ‘‘250’’). Piper Aircraft: Comanche (PA–24 ‘‘250’’). Found Bros.:00 (FBA–2C). Dornier: (DO–28–B1). Piper Aircraft: Aztec (PA–23 ‘‘250’’), Comanche (PA–24 ‘‘250’’), Military Aztec (U–11A). Jkt 208001 PO 00000 Frm 00006 Fmt 4702 Sfmt 4702 E:\FR\FM\24FEP1.SGM 24FEP1 9485 9486 Federal Register / Vol. 71, No. 37 / Friday, February 24, 2006 / Proposed Rules TABLE 2.—ENGINES INSTALLED ON, BUT NOT LIMITED TO—Continued O–540–A2B ..................................... O–540–A3D5 .................................. O–540–B1A5 ................................... O–540–B1B5 ................................... O–540–B1D5 .................................. O–540–B2B5 ................................... O–540–B2C5 .................................. O–540–B4B5 ................................... O–540–E4A5 ................................... O–540–E4B5 ................................... O–540–E4C5 .................................. O–540–F1B5 ................................... O–540–G1A5 .................................. O–540–H1B5D ................................ O–540–H2A5 .................................. O–540–H2B5D ................................ O–540–J1A5D ................................. O–540–J3A5 ................................... O–540–J3A5D ................................. O–540–J3C5D ................................ O–540–L3C5D ................................ IO–540–C1B5 ................................. IO–540–C1C5 ................................. IO–540–C4B5 ................................. IO–540–C4D5 ................................. IO–540–C4D5D ............................... IO–540–D4A5 ................................. IO–540–D4B5 ................................. IO–540–J4A5 .................................. IO–540–R1A5 ................................. IO–540–T4A5D ............................... IO–540–T4B5 .................................. IO–540–T4B5D ............................... IO–540–T4C5D ............................... IO–540–V4A5 .................................. IO–540–V4A5D ............................... IO–540–W1A5 ................................. IO–540–W1A5D .............................. IO–540–W3A5D .............................. AEIO–540–D4A5 ............................. sroberts on PROD1PC70 with PROPOSALS AEIO–540–D4B5 ............................. AEIO–540–D4D5 ............................ TIO–540–C1A ................................. TIO–540–K1AD ............................... TIO–540–AA1AD ............................ TIO–540–AB1AD ............................ TIO–540–AB1BD ............................ TIO–540–AF1A ............................... TIO–540–AG1A ............................... VerDate Aug<31>2005 17:55 Feb 23, 2006 Dornier: (DO–28). Aero Commander: (500). Mid-States Mfg. Co.: Twin Courier (H–500), (U–5). Piper Aircraft: Navy Aztec (PA–23 ‘‘250’’). Piper Aircraft: Apache (PA–23 ‘‘235’’). Piper Aircraft: Comanche (PA–24 ‘‘250’’). Doyn Aircraft: Doyn-Piper (PA–24 ‘‘250’’). Wassmer: (WA–421). Piper Aircraft: Pawnee (PA–25 ‘‘235’’), Cherokee (PA–28 ‘‘235’’), Aztec (PA–23 ‘‘235’’). Intermountain Mfg. Co.: Call Air (A–9). Rawdon Bros.: Rawdon (T–1). S.O.C.A.T.A.: Rallye 235CA. Piper Aircraft: Pawnee (PA–25 ‘‘235’’). Piper Aircraft: Cherokee (PA–28 ‘‘235’’). Embraer: Corioca (EMB–710). S.O.C.A.T.A.: Rallye 235GT, Rallye 235C. Maule: Star Rocket (MX–7–235), Super Rocket (M–6–235), Super Std. Rocket (M–7–235). Piper Aircraft: Comanche (PA–24 ‘‘260’’). Aviamilano: Flamingo (F–250). Siai-Marchetti: (SF–260), (SF–208). Britten-Norman: (BN–2). Piper Aircraft: Cherokee Six (PA–32 ‘‘260’’). Pilatus Britten-Norman: Islander (BN–2A–26), Islander (BN–2A–27), Islander II (BN–2B–26), Islander (BN– 2A–21), Trislander (BN–2A–Mark III–2). Omega Aircraft: (BS–12D1). Robinson: (R–44). Piper Aircraft: Pawnee (PA–25 ‘‘260’’). Aero Boero: 260. Embraer: Impanema ‘‘AG’’. Gippsland: GA–200. Aero Boero: 260. Maule: Star Rocket (MX–7–235), Super Rocket (M–6–235), Super Std. Rocket (M–7–235). Robin: R–3000/235. Piper Aircraft: Dakota (PA–28–236). Cessna Aircraft: Skylane RG. Cessna Aircraft: TR–182, Turbo Skylane RG. Piper Aircraft: Aztec B (PA–23 ‘‘250’’), Comanche (PA–24 ‘‘250’’). Riley Aircraft: Turbo-Rocket. Piper Aircraft: Aztec C (PA–23 ‘‘250’’), Aztec F. Wassmer: (WA4–21). Avions Pierre Robin: (HR100/250). Bellanca Aircraft: Aries T–250. Aerofab: Renegade 250. S.O.C.A.T.A.: TB–20. S.O.C.A.T.A.: Trinidad TB–20. Piper Aircraft: Comanche (PA–24 ‘‘260’’). Siai-Marchetti: (SF–260). Cerva: (CE–43 Guepard). Piper Aircraft: Aztec (PA–23 ‘‘250’’). Piper Aircraft: Comanche (PA–24). General Aviation: Model 114. Commander: 114B. Rockwell: 114. Lake Aircraft: Seawolf. Maule: MT–7–260, M–7–260. Aircraft Manufacturing Factory. Brooklands: Scoutmaster. Maule: MX–7–235, MT–7–235, M7–235. Maule: Star Rocket (MX–7–235), Super Rocket (M–6–235), Super Std. Rocket (M–7–235). Schweizer: Power Glider. Christen: Pitts (S–2S), S–2B). Siai-Marchetti: SF–260. H.A.L.: HPT–32. Slingsby: Firefly T3A. Moravan: Zlin–50L. H.A.L.: HPT–32. Burkhart Grob: Grob G, 115T Aero. Piper Aircraft: Turbo Aztec (PA–23–250). Piper Aircraft. Aerofab Inc.: Turbo Renegade (270). S.O.C.A.T.A.: Trinidad TC TB–21. Schweizer. Mooney Aircraft: ‘‘TLS’’ M20M. Commander Aircraft: 114TC. Jkt 208001 PO 00000 Frm 00007 Fmt 4702 Sfmt 4702 E:\FR\FM\24FEP1.SGM 24FEP1 Federal Register / Vol. 71, No. 37 / Friday, February 24, 2006 / Proposed Rules 9487 TABLE 2.—ENGINES INSTALLED ON, BUT NOT LIMITED TO—Continued TIO–540–AK1A ............................... LTIO–540–K1AD ............................. Cessna Aircraft: Turbo Skylane T182T. Piper Aircraft. Unsafe Condition (d) This AD results from reports of applicability errors found in AD 2005–26–10. We are issuing this AD to prevent loss of engine power due to cracks in the cylinder assemblies and possible engine failure caused by separation of a cylinder head. Compliance (e) You are responsible for having the actions required by this AD performed within the compliance times specified unless the actions have already been done. Engines Not Overhauled or Repaired Since New (f) If your engine has not been overhauled or had any major repair since new, no further action is required. Engines Overhauled or Repaired Since New (g) If your engine was overhauled or repaired since new, do the following: (1) Determine if ECi cylinder assemblies, P/N AEL65102 series ‘‘Classic Cast’’, having casting P/N AEL65099 and SNs 1 through 9879 are installed on your engine, as follows: (i) Inspect the engine log books and maintenance records for reference to the subject ECi cylinder assemblies. (ii) If the engine log books and maintenance records did not record the P/N and SN of the cylinder assemblies, visually inspect the cylinder assemblies and verify the P/N and SN of the cylinder assemblies. (2) If the cylinder assemblies are not ECi, P/N AEL65102 series ‘‘Classic Cast’’, having casting P/N AEL65099, no further action is required. (3) If any cylinder assembly is an ECi P/N AEL65102 series ‘‘Classic Cast’’, having casting P/N AEL65099 and a SN 1 through 9879, do the following: (i) If the cylinder assembly has fewer than 800 operating hours-in-service (HIS) on the effective date of this AD, replace the cylinder assembly at no later than 800 operating HIS. No action is required until the operating HIS reaches 800 hours. (ii) If the cylinder assembly has 800 operating HIS or more on the effective date of this AD, replace the cylinder assembly within 60 operating HIS after the effective date of this AD. sroberts on PROD1PC70 with PROPOSALS Definition of a Replacement Cylinder Assembly (h) For the purpose of this AD, a replacement cylinder assembly is defined as follows: (1) A serviceable cylinder assembly made by Lycoming Engines. (2) A serviceable FAA-approved, Parts Manufacturer Approval cylinder assembly from another manufacturer. (3) A serviceable ECi cylinder assembly, P/ N AEL65102 series, ‘‘Titan’’, having casting P/N AEL85099. VerDate Aug<31>2005 17:55 Feb 23, 2006 Jkt 208001 (4) A serviceable ECi cylinder assembly, P/ N AEL65102 series, having casting P/N AEL65099, that has a SN 9880 or higher. Internal Revenue Service temporary regulations provide guidance to responsible IRS personnel and authorized recipients as to these administrative procedures. The text of the temporary regulations published in the Rules and Regulation section of this issue of the Federal Register serves as the text of the proposed regulations. DATES: Written and electronic comments and requests for a public hearing must be received by May 25, 2006. ADDRESSES: Send submissions to: CC:PA:LPD:PR (REG–157271–05), Room 5203, Internal Revenue Service, P.O. Box 7604, Ben Franklin Station, Washington, DC 20044. Submissions may be hand-delivered between the hours of 8 a.m. and 4 p.m. to CC:PA:LPD:PR (REG–157271–05), Courier’s Desk, Internal Revenue Service, 1111 Constitution Avenue, NW., Washington, DC, or sent electronically, via the IRS Internet site at https://www.irs.gov/regs, or via the Federal eRulemaking Portal at https:// www.regulations.gov (IRS and REG– 148864–03). FOR FURTHER INFORMATION CONTACT: Concerning submission of comments, Treena Garrett, (202) 622–7180; concerning the temporary regulations, Melinda K. Fisher, (202) 622–4580 (not toll-free numbers). 26 CFR Part 301 SUPPLEMENTARY INFORMATION: [REG–157271–05] Background RIN 1545–BF21 Under section 6103 of the Internal Revenue Code (Code), tax returns and return information are protected from disclosure except in specifically enumerated circumstances. Where disclosure is permitted, section 6103 generally imposes strict safeguarding requirements and requires the IRS to monitor and enforce compliance with those requirements. Section 6103(p)(7) requires the Secretary of the Treasury to prescribe procedures providing for administrative review of any determination under section 6103(p)(4) that an agency, body, or commission receiving returns or return information pursuant to section 6103(d) has failed to meet the safeguarding requirements. Withdrawn § 301.6103(p)(7)–1 set forth the procedures for terminating future disclosures to these authorized recipients. These proposed regulations provide the intermediate review and termination procedures for all Prohibition of Cylinder Assemblies, P/N AEL65102 Series ‘‘Classic Cast’’, Having Casting P/N AEL65099, and SNs 1 Through 9879 (i) After the effective date of this AD, do not install any ECi cylinder assembly, P/N AEL65102, having casting P/N AEL65099 that has a SN 1 through 9879, onto any engine. Alternative Methods of Compliance (j) The Manager, Special Certification Office, has the authority to approve alternative methods of compliance for this AD if requested using the procedures found in 14 CFR 39.19. Related Information (k) ECi Service Bulletin No. 05–08, Revision 1, dated December 29, 2005, pertains to the subject of this AD. Issued in Burlington, Massachusetts, on February 15, 2006. Ann C. Mollica, Acting Manager, Engine and Propeller Directorate, Aircraft Certification Service. [FR Doc. E6–2651 Filed 2–23–06; 8:45 am] BILLING CODE 4910–13–P DEPARTMENT OF THE TREASURY Procedures for Administrative Review of a Determination That an Authorized Recipient Has Failed To Safeguard Tax Returns or Return Information Internal Revenue Service (IRS), Treasury. ACTION: Notice of proposed rulemaking by cross-reference to temporary regulations. AGENCY: SUMMARY: In the Rules and Regulations section of this issue of the Federal Register, the IRS is issuing temporary regulations regarding administrative review procedures for certain government agencies and other authorized recipients of tax returns or return information (authorized recipients) whose receipt of returns and return information may be suspended or terminated because they do not maintain proper safeguards. The PO 00000 Frm 00008 Fmt 4702 Sfmt 4702 E:\FR\FM\24FEP1.SGM 24FEP1

Agencies

[Federal Register Volume 71, Number 37 (Friday, February 24, 2006)]
[Proposed Rules]
[Pages 9480-9487]
From the Federal Register Online via the Government Printing Office [www.gpo.gov]
[FR Doc No: E6-2651]


========================================================================
Proposed Rules
                                                Federal Register
________________________________________________________________________

This section of the FEDERAL REGISTER contains notices to the public of 
the proposed issuance of rules and regulations. The purpose of these 
notices is to give interested persons an opportunity to participate in 
the rule making prior to the adoption of the final rules.

========================================================================


Federal Register / Vol. 71, No. 37 / Friday, February 24, 2006 / 
Proposed Rules

[[Page 9480]]



DEPARTMENT OF TRANSPORTATION

Federal Aviation Administration

14 CFR Part 39

[Docket No. FAA-2005-22358; Directorate Identifier 2005-NE-20-AD]
RIN 2120-AA64


Airworthiness Directives; Engine Components Inc. (ECi) 
Reciprocating Engine Cylinder Assemblies

AGENCY: Federal Aviation Administration (FAA), Department of 
Transportation (DOT).

ACTION: Notice of proposed rulemaking (NPRM).

-----------------------------------------------------------------------

SUMMARY: The FAA proposes to supersede an existing airworthiness 
directive (AD) for Lycoming Engines (formerly Textron Lycoming) models 
320, 360, and 540 series, ``Parallel Valve'' reciprocating engines, 
with certain Engine Components Inc. (ECi) cylinder assemblies, part 
number (P/N) AEL65102 series ``Classic Cast'', installed. That AD 
currently requires replacing these ECi cylinder assemblies. This 
proposed AD would require the same actions, but would replace the 
``Engine Models'' Table 1 and ``Engines Installed On, But Not Limited 
To'' Table 2 with corrected tables. Also, this proposed AD would 
correct a casting part number. This proposed AD results from reports of 
applicability errors found in AD 2005-26-10. We are proposing this AD 
to prevent loss of engine power due to cracks in the cylinder 
assemblies and possible engine failure caused by separation of a 
cylinder head.

DATES: We must receive any comments on this proposed AD by March 13, 
2006.

ADDRESSES: Use one of the following addresses to comment on this 
proposed AD.
     DOT Docket Web site: Go to https://dms.dot.gov and follow 
the instructions for sending your comments electronically.
     Government-wide rulemaking Web site: Go to https://
www.regulations.gov and follow the instructions for sending your 
comments electronically.
     Mail: Docket Management Facility; U.S. Department of 
Transportation, 400 Seventh Street, SW., Nassif Building, Room PL-401, 
Washington, DC 20590-0001.
     Fax: (202) 493-2251.
     Hand Delivery: Room PL-401 on the plaza level of the 
Nassif Building, 400 Seventh Street, SW., Washington, DC, between 9 
a.m. and 5 p.m., Monday through Friday, except Federal holidays.

FOR FURTHER INFORMATION CONTACT: Peter Hakala, Aerospace Engineer, 
Special Certification Office, FAA, Rotorcraft Directorate, 2601 Meacham 
Blvd., Fort Worth, TX 76193; telephone (817) 222-5145; fax (817) 222-
5785.

SUPPLEMENTARY INFORMATION:

Comments Invited

    We invite you to send any written relevant data, views, or 
arguments regarding this proposal. Send your comments to an address 
listed under ADDRESSES. Include ``Docket No. FAA-2005-22358; 
Directorate Identifier 2005-NE-20-AD'' in the subject line of your 
comments. We specifically invite comments on the overall regulatory, 
economic, environmental, and energy aspects of the proposed AD. We will 
consider all comments received by the closing date and may amend the 
proposed AD in light of those comments.
    We will post all comments we receive, without change, to https://
dms.dot.gov, including any personal information you provide. We will 
also post a report summarizing each substantive verbal contact with FAA 
personnel concerning this proposed AD. Using the search function of the 
DMS Web site, anyone can find and read the comments in any of our 
dockets, including the name of the individual who sent the comment (or 
signed the comment on behalf of an association, business, labor union, 
etc.). You may review the DOT's complete Privacy Act Statement in the 
Federal Register published on April 11, 2000 (65 FR 19477-78) or you 
may visit https://dms.dot.gov.

Examining the AD Docket

    You may examine the docket that contains the proposal, any comments 
received and any final disposition in person at the DMS Docket Office 
between 9 a.m. and 5 p.m., Monday through Friday, except Federal 
holidays. The Docket Office (telephone (800) 647-5227) is located on 
the plaza level of the Department of Transportation Nassif Building at 
the street address stated in ADDRESSES. Comments will be available in 
the AD docket shortly after the DMS receives them.

Discussion

    On December 19, 2005, we issued AD 2005-26-10, Amendment 39-14431 
(70 FR 76385, December 27, 2005). That AD requires replacing ECi 
cylinder assemblies P/N AEL65102 series ``Classic Cast'', having 
casting P/N AEL65099 and SN 1 through 9879. That AD was the result of 
reports of about 30 failures of the subject cylinder assemblies 
marketed by ECi. That condition, if not corrected, could result in loss 
of engine power due to cracks in the cylinder assemblies and possible 
engine failure caused by separation of a cylinder head.

Actions Since AD 2005-26-10 was Issued

    Since AD 2005-26-10 was issued, we received reports of errors in 
the ``Engine Models'' Table 1, and ``Engines Installed On, But Not 
Limited To'' Table 2. Also, we discovered an incorrect part number in 
paragraph (h)(3).

FAA's Determination and Requirements of the Proposed AD

    We have evaluated all pertinent information and identified an 
unsafe condition that is likely to exist or develop on other products 
of this same type design. For that reason, we are proposing this AD to 
ensure that operators are provided with the correct applicability, 
which would require:
     Replacing ECi cylinder assemblies P/N AEL65102 series 
``Classic Cast'', having casting P/N AEL65099 and SN 1 through 9879 
(sold from January 1997 to September 2001); (same as AD 2005-26-10);
     Replacing the ``Engine Models'' Table 1 with a corrected 
Table 1, to ensure that operators are provided with the correct 
applicability; and
     Replacing the ``Engines Installed On, But Not Limited To'' 
Table 2 with a corrected Table 2; and
     Replacing casting P/N AEL85009 with P/N AEL85099 in 
paragraph (h)(3),

[[Page 9481]]

``Definition of a Replacement Cylinder Assembly''.

Costs of Compliance

    There were 9,879 ECi cylinder assemblies produced of the affected 
design available to the worldwide fleet. ECi reported that about 
fifteen percent of their cylinder assemblies go to foreign countries. 
We estimate ten percent of the remaining cylinders were never installed 
or are already removed from service, leaving 7,557 cylinder assemblies 
in service in the United States. We estimate that 1,574 Lycoming 
engines are in the United States with the subject cylinder assemblies 
installed. We estimate that it would take about two work hours per 
engine to perform the proposed aircraft inspections of the cylinder 
assemblies for applicability, and that the average labor rate is $65 
per work hour. From the Lycoming Engines ``Removal and Installation 
Labor Allowance Guidebook'', dated May 2000, the complete cylinder 
replacement for a four cylinder engine takes 12 hours, while the 
complete cylinder replacement for a six cylinder engine takes 16 hours. 
Required parts would cost about $1,000 per cylinder assembly. Based on 
these figures, we estimate that the total cost of the proposed AD to 
U.S. operators to be $9,152,140. ECi indicated that they might give 
operators and repair stations credit for returned cylinder assemblies 
toward the purchase of new ECi cylinder assemblies.

Authority for This Rulemaking

    Title 49 of the United States Code specifies the FAA's authority to 
issue rules on aviation safety. Subtitle I, Section 106, describes the 
authority of the FAA Administrator. Subtitle VII, Aviation Programs, 
describes in more detail the scope of the Agency's authority.
    We are issuing this rulemaking under the authority described in 
Subtitle VII, Part A, Subpart III, Section 44701, ``General 
requirements.'' Under that section, Congress charges the FAA with 
promoting safe flight of civil aircraft in air commerce by prescribing 
regulations for practices, methods, and procedures the Administrator 
finds necessary for safety in air commerce. This regulation is within 
the scope of that authority because it addresses an unsafe condition 
that is likely to exist or develop on products identified in this 
rulemaking action.

Regulatory Findings

    We have determined that this proposed AD would not have federalism 
implications under Executive Order 13132. This proposed AD would not 
have a substantial direct effect on the States, on the relationship 
between the national Government and the States, or on the distribution 
of power and responsibilities among the various levels of government.
    For the reasons discussed above, I certify that the proposed 
regulation:
    1. Is not a ``significant regulatory action'' under Executive Order 
12866;
    2. Is not a ``significant rule'' under the DOT Regulatory Policies 
and Procedures (44 FR 11034, February 26, 1979); and
    3. Would not have a significant economic impact, positive or 
negative, on a substantial number of small entities under the criteria 
of the Regulatory Flexibility Act.
    We prepared a regulatory evaluation of the estimated costs to 
comply with this proposed AD. See the ADDRESSES section for a location 
to examine the regulatory evaluation.

List of Subjects in 14 CFR Part 39

    Air transportation, Aircraft, Aviation safety, Safety.

The Proposed Amendment

    Under the authority delegated to me by the Administrator, the 
Federal Aviation Administration proposes to amend 14 CFR part 39 as 
follows:

PART 39--AIRWORTHINESS DIRECTIVES

    1. The authority citation for part 39 continues to read as follows:

    Authority: 49 U.S.C. 106(g), 40113, 44701.


Sec.  39.13  [Amended]

    2. The FAA amends Sec.  39.13 by removing Amendment 39-14431 (70 FR 
76385, December 27, 2005) and by adding the following new airworthiness 
directive:

Engine Components Incorporated (ECi): Docket No. FAA-2005-22358; 
Directorate Identifier 2005-NE-20-AD.

Comments Due Date

    (a) The Federal Aviation Administration (FAA) must receive 
comments on this airworthiness directive (AD) action by March 13, 
2006.

Affected ADs

    (b) This AD supersedes AD 2005-26-10, Amendment 39-14431.

Applicability

    (c) This AD applies to Lycoming Engines (formerly Textron 
Lycoming) models 320, 360, and 540 series, parallel valve, 
reciprocating engines specified in Table 1 of this AD, with Engine 
Components Inc. (ECi) cylinder assemblies, part number (P/N) 
AEL65102 series ``Classic Cast'', having casting P/N AEL65099 and 
serial numbers (SNs) 1 through 9879, (sold from January 1997 to 
September 2001) installed.

                         Table 1.--Engine Models
------------------------------------------------------------------------
     Cylinder head part number           Installed on engine models
------------------------------------------------------------------------
AEL65102-NST04....................  O-320-A1B, A2B, A2C, A2D, A3A, A3B,
                                     B2B, B2C, B2D, B2E, B3B, B3C, C2B,
                                     C2C, C3B, C3C, D1A, D1AD, D1B, D1C,
                                     D1D, D1F, D2A, D2B, D2C, D2F, D2G,
                                     D2H, D2J, D3G, E1A, E1B, E1C, E1F,
                                     E1J, E2A, E2B, E2C, E2D, E2E, E2F,
                                     E2G, E2H, E3D, E3H.
                                    IO-320-A1A, A2A, B1A, B1B, B1C, B1D,
                                     B1E, B2A, D1A, D1AD, D1B, D1C, E1A,
                                     E1B, E2A, E2B.
                                    AEIO-320-D1B, D2B, E1A, E1B, E2A,
                                     E2B.
                                    AIO-320-A1A, A1B, A2A, A2B, B1B,
                                     C1B.
                                    LIO-320-B1A.
AEL65102-NST05....................  IO-320-C1A, C1B, C1F, F1A.
                                    LIO-320-C1A.
AEL65102-NST06....................  O-320-A1A, A2A, A2B, A2C, A3A, A3B,
                                     A3C, E1A, E1B, E2A, E2C, (also, an
                                     O-320 model with no suffix).
                                    IO-320-A1A, A2A.
AEL65102-NST07....................  IO-320-B1A, B1B.
                                    LIO-320-B1A.
AEL65102-NST08....................  O-320-B1A, B1B, B2A, B2B, B3A, B3B,
                                     B3C, C1A, C1B, C2A, C2B, C3A, C3B,
                                     C3C, D1A, D1B, D2A, D2B, D2C.

[[Page 9482]]

 
AEL65102-NST10....................  O-360-A1A, A1C, A1D, A2A, A2E, A3A,
                                     A3D, A4A, B1A, B1B, B2A, B2B, C1A,
                                     C1C, C1G, C2A, C2B, C2C, C2D, D1A,
                                     D2A, D2B.
                                    IO-360-B1A, B1B, B1C.
                                    HO-360-A1A, B1A, B1B.
                                    HIO-360-B1A, B1B.
                                    AEIO-360-B1B.
                                    O-540-A1A, A1A5, A1B5, A1C5, A1D,
                                     A1D5, A2B, A3D5, A4A5, A4B5, A4C5,
                                     A4D5, B1A5, B1B5, B1D5, B2A5, B2B5,
                                     B2C5, B2C5D, B4A5, B4B5, B4B5D,
                                     D1A5, E1A, E4A5, E4B5, E4C5, F1A5,
                                     F1B5, G1A5, G2A5.
                                    IO-540-C1B5, C1C5, C2C, C4B5, C4B5D,
                                     C4C5, D4A5, D4B5, N1A5, N1A5D.
AEL65102-NST12....................  O-360-A1A, A1AD, A1D, A1F, A1F6,
                                     A1F6D, A1G, A1G6, A1G6D, A1H, A1H6,
                                     A1J, A1LD, A1P, A2A, A2D, A2F, A2G,
                                     A2H, A3A, A3AD, A3D, A4A, A4AD,
                                     A4D, A4G, A4J, A4JD, A4K, A4M, A4N,
                                     A4P, A5AD, B1A, B2C, C1A, C1C, C1E,
                                     C1F, C1G, C2A, C2B, C2C, C2D, C2E,
                                     C4F, C4P, D2A, F1A6, G1A6.
                                    HO-360 -C1A.
                                    LO-360-A1G6D, A1H6.
                                    HIO-360-B1A, B1B, G1A.
                                    LTO-360-A1A6D.
                                    TO-360-A1A6D.
                                    IO-360-B1B, B1BD, B1D, B1E, B1F,
                                     B1F6, B1G6, B2E, B2F, B2F6, B4A,
                                     E1A, L2A, M1A, M1B.
                                    AEIO-360-B1B, B1D, B1E, B1F, B1F6,
                                     B1G6, B1H, B2F, B2F6, B4A, H1A,
                                     H1B.
                                    O-540-A4D5, B2B5, B2C5, B2C5D, B4B5,
                                     B4B5D, E4A5, E4B5, E4B5D, E4C5,
                                     G1A5, G1A5D, G2A5, H1A5, H1A5D,
                                     H1B5, H1B5D, H2A5, H2A5D, H2B5D.
                                    IO-540-C4B5, C4B5D, C4D5, C4D5D,
                                     D4A5, D4B5, D4C5, N1A5, N1A5D,
                                     T4A5D, T4B5, T4B5D, T4C5D, V4A5,
                                     V4A5D.
                                    AEIO-540-D4A5, D4B5, D4C5, D4D5.
AEL65102-NST26....................  IO-540-J4A5, R1A5.
                                    TIO-540-C1A, E1A, G1A, H1A.
AEL65102-NST38....................  IO-360-F1A.
                                    TIO-540-AA1AD, AB1AD, AB1BD, AF1A,
                                     AG1A, AK1A, C1A, C1AD, K1AD, LTIO-
                                     540-K1AD.
AEL65102-NST43....................  O-360-J2A.
                                    O-540-F1B5, J1A5D, J1B5D, J1C5D,
                                     J1D5D, J2A5D, J2B5D, J2C5D, J2D5D,
                                     J3A5, J3A5D, J3C5D.
                                    IO-540-AB1A5, W1A5, W1A5D, W3A5D.
AEL65102-NST44....................  O-540-L3C5D.
------------------------------------------------------------------------

    For information, the subject engines are installed on, but not 
limited to, the aircraft listed in the following Table 2:

           Table 2.--Engines Installed on, But Not Limited to
------------------------------------------------------------------------
 
------------------------------------------------------------------------
O-320-A1A.........................  Piper Aircraft: Tri-Pacer (PA-22
                                     ``150'', PA-22S ``150''), Apache
                                     (PA-23), Pawnee (PA-25).
                                    Doyn Aircraft: Doyn-Cessna (170,
                                     170A, 170B).
                                    Mooney Aircraft: Mark (20A).
                                    Dinfia: Ranquel (1A-46).
                                    Simmering-Graz Pauker: Flamingo (SGP-
                                     M-222).
                                    Aviamilano: Scricciolo (P-19).
                                    Vos Helicopter Co.: Spring Bok.
O-320-A1B.........................  Piper Aircraft: Tri-Pacer (PA-22
                                     ``150'', PA-22S ``150''), Apache
                                     (PA-23).
                                    Doyn Aircraft: Doyn-Cessna (170,
                                     170A, 170B).
                                    S.O.C.A.T.A.: Horizon (Gardan).
O-320-A2A.........................  Piper Aircraft: Tri-Pacer (PA-22
                                     ``150'', PA-22S ``150''),
                                     Agriculture (PA-18A ``150'') Super
                                     Cub (PA-18 ``150''), Caribbean (PA-
                                     22 ``150''), Pawnee (PA-25).
                                    Intermountain Mfg. Co.: Call Air
                                     Texas (A-5, A-5T).
                                    Lake Aircraft: Colonial (C-1).
                                    Rawdon Bros.: Rawdon (T-1, T-15, T-
                                     15D).
                                    Shinn Engineering: Shinn (2150-A).
                                    Dinfia: Ranquel (1A)46).
                                    Neiva: (1PD-5802).
                                    Sud: Gardan-Horizon (GY-80).
                                    LaVerda: Falco (F8L Series II,
                                     America).
                                    Malmo: Vipan (MF1-10).
                                    Kingsford Smith: Autocrat (SCRM-
                                     153).
                                    Aero Commander: 100.
O-320-A2B.........................  Piper Aircraft: Tri-Pacer (PA-22
                                     ``150'', PA-22S ``150''), Cherokee
                                     (PA-28 ``150''), Super Cub (PA-18
                                     ``150'').

[[Page 9483]]

 
                                    Champion Aircraft: Challenger (7GCA,
                                     7GCB, 7KC), Citabria (7GCAA,
                                     7GCRC), Agriculture (7GCBA).
                                    Beagle: Pup (150).
                                    Artic: Interstate S1B2.
                                    Robinson: R-22.
                                    Varga: Kachina 2150A.
O-320-A2C.........................  Robinson: R-22.
                                    Cicare: Cicare AG.
                                    Bellanca Aircraft: Citabria 150
                                     (7GCAA), Citabria 150S (7GCBC).
O-320-A2D.........................  Piper Aircraft: Apache (PA-23).
O-320-A3A.........................  Doyn Aircraft: Doyn-Cessna (170,
                                     170A, 170B).
                                    Corben-Fettes: Globe Special (Globe
                                     GC-1B).
O-320-A3B.........................  Piper Aircraft: Apache (PA-23).
                                    Doyn Aircraft: Doyn-Cessna (170,
                                     170A, 170B).
                                    Teal II: TSC (1A2).
O-320-B1A.........................  Piper Aircraft: Apache (PA-23
                                     ``160'').
                                    Doyn Aircraft: Doyn-Cessna (170,
                                     170A, 170B).
                                    Malmo: Vipan (MF1-10).
O-320-B1B.........................  Piper Aircraft: Apache (PA-23
                                     ``160'').
                                    Doyn Aircraft: Doyn-Cessna (170,
                                     170A, 170B).
O-320-B2A.........................  Piper Aircraft: Tri-Pacer (PA-22
                                     ``160'', PA-22S ``160'').
O-320-B2B.........................  Piper Aircraft: Tri-Pacer (PA-22
                                     ``160'', PA-22S ``160'').
                                    Beagle: Airedale (D5-160).
                                    Fuji-Heavy Industries: Fuji (F-200).
                                    Uirapuru: Aerotec 122.
O-320-B2C.........................  Robinson: R-22.
O-320-B2D.........................  Maule: MX-7-160.
O-320-B2E.........................  Lycon.
O-320-B3A.........................  Piper Aircraft: Apache (PA-23
                                     ``160'').
                                    Doyn Aircraft: Doyn-Cessna (170,
                                     170A, 170B).
O-320-B3B.........................  Piper Aircraft: Apache (PA-23
                                     ``160'')
                                    Doyn Aircraft: Doyn-Cessna (170,
                                     170A, 170B).
                                    Sud: Gardan (GY80-160).
O-320-C1A.........................  Piper Aircraft: Apache (PA-23
                                     ``160'').
                                    Riley Aircraft: Rayjay (Apache).
O-320-C1B.........................  Piper Aircraft: Apache (PA-23
                                     ``160'').
O-320-C3A.........................  Piper Aircraft: Apache (PA-23
                                     ``160'').
O-320-C3B.........................  Piper Aircraft: Apache (PA-23
                                     ``160'').
O-320-D1A.........................  Sud: Gardan (GY-80).
                                    Gyroflug: Speed Cancard.
                                    Grob: G115.
O-320-D1F.........................  Slingsby: T67 Firefly.
O-320-D2A.........................  Piper Aircraft: Cherokee (PA-28S
                                     ``160'').
                                    Robin: Major (DR400-140B), Chevalier
                                     (DR-360), (R-3140).
                                    S.O.C.A.T.A.: Tampico TB9.
                                    Slingsby: T67C Firefly.
                                    Daetwyler: MD-3-160.
                                    Nash Aircraft Ltd.: Petrel.
                                    Aviolight: P66D Delta.
                                    General Avia: Pinguino.
O-320-D2B.........................  Beech Aircraft: Musketeer (M-23).
                                    Piper Aircraft: Cherokee (PA-28
                                     ``160'').
O-320-D2J.........................  Cessna Aircraft: Skyhawk 172.
O-320-D3G.........................  Piper Aircraft: Warrior II, Cadet
                                     (PA-28-161).
O-320-E1A.........................  Grob: G115.
O-320-E1C.........................  M.B.B. (Messerschmitt-Boelkow-
                                     Blohm).: Monsun (BO-209-B).
O-320-E1F.........................  M.B.B.: Monsun (BO-209-B).
O-320-E2A.........................  Piper Aircraft: Cherokee (PA-28
                                     ``140'', PA-28 ``150'').
                                    Robin: Major (DR-340), Sitar,
                                     Bagheera (GY-100-135).
                                    S.O.C.A.T.A.: Super Rallye (MS-886),
                                     Rallye Commodore (MS-892).
                                    Siai-Marchetti: (S-202).
                                    F.F.A.: Bravo (AS-202/15).
                                    Partenavia: Oscar (P66B), Bucker
                                     (131 APM).
                                    Aeromot: Paulistina P-56.
                                    Pezetel: Koliber 150.
O-320-E2C.........................  Beech Aircraft: Musketeer III (M-
                                     23III).
                                    M.B.B.: Monsun (BO-209-B).
O-320-E2D.........................  Cessna Aircraft: Cardinal (172-I,
                                     177).
O-320-E2F.........................  M.B.B.: Monsun (BO-209-B), Wassmer
                                     Pacific (WA-51).
O-320-E2G.........................  American Aviation Corp.: Traveler.
O-320-E3D.........................  Piper Aircraft: Cherokee (140).
                                    Beech Aircraft: Sport.
IO-320-B2A........................  Piper Aircraft: Twin Comanche (PA-
                                     30).
IO-320-B1C........................  Hi. Shear: Wing.
IO-320-B1D........................  Ted Smith Aircraft: Aerostar.

[[Page 9484]]

 
IO-320-C1A........................  Piper Aircraft: Twin Comanche (PA-30
                                     Turbo).
IO-320-D1A........................  M.B.B.: Monsun (BO-209-C).
IO-320-D1B........................  M.B.B.: Monsun (BO-209-C).
IO-320-E1A........................  M.B.B.: Monsun (BO-209-C).
IO-320-E1B........................  Bellanca Aircraft.
IO-320-E2A........................  Champion Aircraft: Citabria.
IO-320-E2B........................  Bellanca Aircraft.
IO-320-F1A........................  CAAR Engineering: Carr Midget.
LIO-320-B1A.......................  Piper Aircraft: Twin Comanche (PA-
                                     39).
LIO-320-C1A.......................  Piper Aircraft: Twin Comanche (PA-
                                     39).
AIO-320-B1B.......................  M.B.B.: Monsun (BO-209-C).
AEIO-320-D1B......................  Slingsby: T67M Firefly.
AEIO-320-D2B......................  Hundustan Aeronautics Ltd.: HT-2.
AEIO-320-E1A......................  Bellanca Aircraft.
                                    Champion Aircraft.
AEIO-320-E1B......................  Bellanca Aircraft.
                                    Champion Aircraft: Decathalon (8KCAB-
                                     CS).
AEIO-320-E2B......................  Bellanca Aircraft.
                                    Champion Aircraft: Decathalon
                                     (8KCAB).
O-320-A1A.........................  Riley Aircraft: Riley Twin.
O-360-A1A.........................  Beech Aircraft: Travel Air (95, B-
                                     95).
                                    Piper Aircraft: Comanche (PA-24).
                                    Intermountain Mfg. Co.: Call Air (A-
                                     6).
                                    Lake Aircraft: Colonial (C-2, LA-4,
                                     4A or 4P).
                                    Doyn Aircraft: Doyn-Cessna (170B,
                                     172, 172A, 172B).
                                    Mooney Aircraft: Mark ``20B'' (M-
                                     20B).
                                    Earl Horton: Pawnee (Piper PA-25).
                                    Dinfia: Ranquel (1A-51).
                                    Neiva: (1PD-5901).
                                    Regente: (N-591).
                                    Wassmer: Super 4 (WA-50A), Sancy (WA-
                                     40), Baladou (WA-40), Pariou (WA-
                                     40).
                                    Sud: Gardan (GY-180).
                                    Bolkow: (207).
                                    Partenavia: Oscar (P-66).
                                    Siai-Marchetti: (S-205).
                                    Procaer: Picchio (F-15-A).
                                    S.A.A.B.: Safir (91-D).
                                    Malmo: Vipan (MF-10B).
                                    Aero Boero: AB-180.
                                    Beagle: Airedale (A-109).
                                    DeHavilland: Drover (DHA-3MK3).
                                    Kingsford-Smith: Bushmaster (J5-6).
                                    Aero Engine Service Ltd.: Victa (R-
                                     2).
O-360-A1AD........................  S.O.C.A.T.A.: Tabago TB-10.
O-360-A1D.........................  Piper Aircraft: Comanche (PA-24).
                                    Lake Aircraft: Colonial (LA-4, 4A or
                                     4P).
                                    Doyn Aircraft: Doyn-Beech (Beech
                                     95).
                                    Mooney Aircraft: Master ``21'' (M-
                                     20E), Mark ``20B'', ``20D'', (M20B,
                                     M20C), Mooney Statesman (M-20G).
                                    Dinfia: Querandi (1A-45).
                                    Wassmer: (WA-50).
                                    Malmo: Vipan (MF1-10).
                                    Cessna Aircraft: Skyhawk.
                                    Doyn Aircraft: Doyn-Piper (PA-23
                                     ``160'').
O-360-A1F6........................  Cessna Aircraft: Cardinal.
O-360-A1F6D.......................  Cessna Aircraft: Cardinal 177.
                                    Teal III: TSC (1A3).
O-360-A1G6........................  Aero Commander.
O-360-A1G6D.......................  Beech Aircraft: Duchess 76.
O-360-A1H6........................  Piper Aircraft: Seminole (PA-44).
O-360-A1LD........................  Wassmer: Europa WA-52.
O-360-A1P.........................  Aviat: Husky.
O-360-A2A.........................  Center Est Aeronautique: Regente (DR-
                                     253).
                                    S.O.C.A.T.A.: Rallye Commodore (MS-
                                     893).
                                    Societe Aeronautique Normande:
                                     Mousquetaire (D-140).
                                    Bolkow: Klemm (K1-107C).
                                    Partenavia: Oscar (P-66).
                                    Beagle: Husky (D5-180) (J1-U).
O-360-A2D.........................  Piper Aircraft: Comanche (PA-24),
                                     Cherokee ``C'' (PA-28 ``180'').
                                    Mooney Aircraft: Master ``21'' (M-
                                     20D), Mark ``21'' (M-20E).
O-360-A2E.........................  Std. Helicopter.
O-360-A2F.........................  Aero Commander: Lark (100).
                                    Cessna Aircraft: Cardinal.
O-360-A2G.........................  Beech Aircraft: Sport.
O-360-A3A.........................  C.A.A.R.P.S.A.N.: (M-23III).

[[Page 9485]]

 
                                    Societe Aeronautique Normande: Jodel
                                     (D-140C).
                                    Robin: Regent (DR400/180),
                                     Remorqueur (DR400/180R). R-3170.
                                    S.O.C.A.T.A.: Rallye 180GT,
                                     Sportavia Sportsman (RS-180).
                                    Norman Aeroplace Co.: NAC-1
                                     Freelance.
                                    Nash Aircraft Ltd.: Petrel.
O-360-A3AD........................  S.O.C.A.T.A.: TB-10.
                                    Robin: Aiglon (R-1180T).
O-360-A4A.........................  Piper Aircraft: Cherokee ``D'' (PA-
                                     28 ``180'').
O-360-A4D.........................  Varga: Kachina.
O-360-A4G.........................  Beech Aircraft: Musketeer Custom
                                     III.
O-360-A4K.........................  Grumman American: Tiger.
                                    Beech Aircraft: Sundowner 180.
O-360-A4M.........................  Piper Aircraft: Archer II (PA-28
                                     ``18'').
                                    Valmet: PIK-23.
O-360-A4N.........................  Cessna Aircraft: 172 (Optional).
O-360-A4P.........................  Penn Yan: Super Cub Conversion.
O-360-A5AD........................  C. Itoh and Co.: Fuji FA -200.
O-360-B2C.........................  Seabird Aviation: SB7L.
O-360-C1A.........................  Intermountain Mfg. Co.: Call Air (A-
                                     6).
O-360-C1E.........................  Bellanca Aircraft: Scout (8GCBC-CS).
O-360-C1F.........................  Maule: Star Rocket MX-7-180.
O-360-C1G.........................  Christen: Husky (A-1).
O-360-C2B.........................  Hughes Tool Co.: (269A).
O-360-C2D.........................  Hughes Tool Co.: (269A).
O-360-C2E.........................  Hughes Tool Co.: (YHO-2HU) Military.
                                    Bellanca Aircraft: Scout (8GCBC FP).
O-360-C4F.........................  Maule: MX-7-180A.
O-360-C4P.........................  Penn Yan: Super Cub Conversion.
O-360-F1A6........................  Cessna Aircraft: Cutlass RG.
O-360-J2A.........................  Robinson: R22.
IO-360-B1A........................  Beech Aircraft: Travel-Air (B-95A).
                                    Doyn Aircraft: Doyn-Piper (PA-23
                                     ``200'').
IO-360-B1B........................  Beech Aircraft: Travel-Air (B-95B).
                                    Doyn Aircraft: Doyn-Piper (PA-23
                                     ``200'').
                                    Fuji: (FA-200).
IO-360-B1D........................  United Consultants: See-Bee.
IO-360-B1E........................  Piper Aircraft: Arrow (PA-28
                                     ``180R'').
IO-360-B1F........................  Utva: 75.
IO-360-B2E........................  C.A.A.R.P. C.A.P. (10).
IO-360-B1F6.......................  Great Lakes: Trainer.
IO-360-B1G6.......................  American Blimp: Spector 42.
IO-360-B2F6.......................  Great Lakes: Trainer.
LO-360-A1G6D......................  Beech Aircraft: Duchess.
LO-360-A1H6.......................  Piper Aircraft: Seminole (PA-44).
IO-360-E1A........................  T.R. Smith Aircraft: Aerostar.
IO-360-L2A........................  Cessna Aircraft: Skyhawk C-172.
IO-360-M1A........................  Diamond Aircraft: DA-40.
IO-360-M1B........................  Vans Aircraft: RV6, RV7, RV8.
                                    Lancair: 360.
AEIO-360-B1F......................  F.F.A.: Bravo (200).
                                    Grob: G115/Sport-Acro.
AEIO-360-B1G6.....................  Great Lakes.
AEIO-360-B2F......................  Mundry: CAP-10.
AEIO-360-B4A......................  Pitts: S-1S.
AEIO-360-H1A......................  Bellanca Aircraft: Super Decathalon
                                     (8KCAB-180).
AEIO-360-H1B......................  American Champion: Super Decathalon.
VO-360-A1A........................  Brantly Hynes Helicopter: (B-2).
VO-360-A1B........................  Brantly Hynes Helicopter: (B-2, B2-
                                     A). Military (YHO-3BR).
VO-360-B1A........................  Brantly Hynes Helicopter: (B-2, B2-
                                     A).
IVO-360-A1A.......................  Brantly Hynes Helicopter: (B2-B).
HO-360-B1A........................  Hughes Tool Co.: (269A).
HO-360-B1B........................  Hughes Tool Co.: (269A).
HO-360-C1A........................  Schweizer: (300C).
HIO-360-B1A.......................  Hughes Tool Co.: Military (269-A-1),
                                     (TH-55A).
HIO-360-B1B.......................  Hughes Tool Co.: (269A).
HIO-360-G1A.......................  Schweizer: (CB).
O-540-A1A.........................  Rhein-Flugzeugbau: (RF-1).
O-540-A1A5........................  Piper Aircraft: Comanche (PA-24
                                     ``180'').
                                    Helio: Military (H-250).
                                    Yoeman Aviation: (YA-1).
O-540-A1B5........................  Piper Aircraft: Aztec (PA-23
                                     ``250''), Comanche (PA-24 ``250'').
O-540-A1C5........................  Piper Aircraft: Comanche (PA-24
                                     ``250'').
O-540-A1D.........................  Found Bros.:00 (FBA-2C). Dornier:
                                     (DO-28-B1).
O-540-A1D5........................  Piper Aircraft: Aztec (PA-23
                                     ``250''), Comanche (PA-24 ``250''),
                                     Military Aztec (U-11A).

[[Page 9486]]

 
                                    Dornier: (DO-28).
O-540-A2B.........................  Aero Commander: (500).
                                    Mid-States Mfg. Co.: Twin Courier (H-
                                     500), (U-5).
O-540-A3D5........................  Piper Aircraft: Navy Aztec (PA-23
                                     ``250'').
O-540-B1A5........................  Piper Aircraft: Apache (PA-23
                                     ``235'').
O-540-B1B5........................  Piper Aircraft: Comanche (PA-24
                                     ``250'').
                                    Doyn Aircraft: Doyn-Piper (PA-24
                                     ``250'').
O-540-B1D5........................  Wassmer: (WA-421).
O-540-B2B5........................  Piper Aircraft: Pawnee (PA-25
                                     ``235''), Cherokee (PA-28 ``235''),
                                     Aztec (PA-23 ``235'').
                                    Intermountain Mfg. Co.: Call Air (A-
                                     9).
                                    Rawdon Bros.: Rawdon (T-1).
                                    S.O.C.A.T.A.: Rallye 235CA.
O-540-B2C5........................  Piper Aircraft: Pawnee (PA-25
                                     ``235'').
O-540-B4B5........................  Piper Aircraft: Cherokee (PA-28
                                     ``235'').
                                    Embraer: Corioca (EMB-710).
                                    S.O.C.A.T.A.: Rallye 235GT, Rallye
                                     235C.
                                    Maule: Star Rocket (MX-7-235), Super
                                     Rocket (M-6-235), Super Std. Rocket
                                     (M-7-235).
O-540-E4A5........................  Piper Aircraft: Comanche (PA-24
                                     ``260'').
                                    Aviamilano: Flamingo (F-250).
                                    Siai-Marchetti: (SF-260), (SF-208).
O-540-E4B5........................  Britten-Norman: (BN-2).
                                    Piper Aircraft: Cherokee Six (PA-32
                                     ``260'').
O-540-E4C5........................  Pilatus Britten-Norman: Islander (BN-
                                     2A-26), Islander (BN-2A-27),
                                     Islander II (BN-2B-26), Islander
                                     (BN-2A-21), Trislander (BN-2A-Mark
                                     III-2).
O-540-F1B5........................  Omega Aircraft: (BS-12D1).
                                    Robinson: (R-44).
O-540-G1A5........................  Piper Aircraft: Pawnee (PA-25
                                     ``260'').
O-540-H1B5D.......................  Aero Boero: 260.
O-540-H2A5........................  Embraer: Impanema ``AG''.
                                    Gippsland: GA-200.
O-540-H2B5D.......................  Aero Boero: 260.
O-540-J1A5D.......................  Maule: Star Rocket (MX-7-235), Super
                                     Rocket (M-6-235), Super Std. Rocket
                                     (M-7-235).
O-540-J3A5........................  Robin: R-3000/235.
O-540-J3A5D.......................  Piper Aircraft: Dakota (PA-28-236).
O-540-J3C5D.......................  Cessna Aircraft: Skylane RG.
O-540-L3C5D.......................  Cessna Aircraft: TR-182, Turbo
                                     Skylane RG.
IO-540-C1B5.......................  Piper Aircraft: Aztec B (PA-23
                                     ``250''), Comanche (PA-24 ``250'').
IO-540-C1C5.......................  Riley Aircraft: Turbo-Rocket.
IO-540-C4B5.......................  Piper Aircraft: Aztec C (PA-23
                                     ``250''), Aztec F.
                                    Wassmer: (WA4-21).
                                    Avions Pierre Robin: (HR100/250).
                                    Bellanca Aircraft: Aries T-250.
                                    Aerofab: Renegade 250.
IO-540-C4D5.......................  S.O.C.A.T.A.: TB-20.
IO-540-C4D5D......................  S.O.C.A.T.A.: Trinidad TB-20.
IO-540-D4A5.......................  Piper Aircraft: Comanche (PA-24
                                     ``260'').
                                    Siai-Marchetti: (SF-260).
IO-540-D4B5.......................  Cerva: (CE-43 Guepard).
IO-540-J4A5.......................  Piper Aircraft: Aztec (PA-23
                                     ``250'').
IO-540-R1A5.......................  Piper Aircraft: Comanche (PA-24).
IO-540-T4A5D......................  General Aviation: Model 114.
IO-540-T4B5.......................  Commander: 114B.
IO-540-T4B5D......................  Rockwell: 114.
IO-540-T4C5D......................  Lake Aircraft: Seawolf.
IO-540-V4A5.......................  Maule: MT-7-260, M-7-260.
                                    Aircraft Manufacturing Factory.
IO-540-V4A5D......................  Brooklands: Scoutmaster.
IO-540-W1A5.......................  Maule: MX-7-235, MT-7-235, M7-235.
IO-540-W1A5D......................  Maule: Star Rocket (MX-7-235), Super
                                     Rocket (M-6-235), Super Std. Rocket
                                     (M-7-235).
IO-540-W3A5D......................  Schweizer: Power Glider.
AEIO-540-D4A5.....................  Christen: Pitts (S-2S), S-2B).
                                    Siai-Marchetti: SF-260.
                                    H.A.L.: HPT-32.
                                    Slingsby: Firefly T3A.
AEIO-540-D4B5.....................  Moravan: Zlin-50L.
                                    H.A.L.: HPT-32.
AEIO-540-D4D5.....................  Burkhart Grob: Grob G, 115T Aero.
TIO-540-C1A.......................  Piper Aircraft: Turbo Aztec (PA-23-
                                     250).
TIO-540-K1AD......................  Piper Aircraft.
TIO-540-AA1AD.....................  Aerofab Inc.: Turbo Renegade (270).
TIO-540-AB1AD.....................  S.O.C.A.T.A.: Trinidad TC TB-21.
TIO-540-AB1BD.....................  Schweizer.
TIO-540-AF1A......................  Mooney Aircraft: ``TLS'' M20M.
TIO-540-AG1A......................  Commander Aircraft: 114TC.

[[Page 9487]]

 
TIO-540-AK1A......................  Cessna Aircraft: Turbo Skylane
                                     T182T.
LTIO-540-K1AD.....................  Piper Aircraft.
------------------------------------------------------------------------

Unsafe Condition

    (d) This AD results from reports of applicability errors found 
in AD 2005-26-10. We are issuing this AD to prevent loss of engine 
power due to cracks in the cylinder assemblies and possible engine 
failure caused by separation of a cylinder head.

Compliance

    (e) You are responsible for having the actions required by this 
AD performed within the compliance times specified unless the 
actions have already been done.

Engines Not Overhauled or Repaired Since New

    (f) If your engine has not been overhauled or had any major 
repair since new, no further action is required.

Engines Overhauled or Repaired Since New

    (g) If your engine was overhauled or repaired since new, do the 
following:
    (1) Determine if ECi cylinder assemblies, P/N AEL65102 series 
``Classic Cast'', having casting P/N AEL65099 and SNs 1 through 9879 
are installed on your engine, as follows:
    (i) Inspect the engine log books and maintenance records for 
reference to the subject ECi cylinder assemblies.
    (ii) If the engine log books and maintenance records did not 
record the P/N and SN of the cylinder assemblies, visually inspect 
the cylinder assemblies and verify the P/N and SN of the cylinder 
assemblies.
    (2) If the cylinder assemblies are not ECi, P/N AEL65102 series 
``Classic Cast'', having casting P/N AEL65099, no further action is 
required.
    (3) If any cylinder assembly is an ECi P/N AEL65102 series 
``Classic Cast'', having casting P/N AEL65099 and a SN 1 through 
9879, do the following:
    (i) If the cylinder assembly has fewer than 800 operating hours-
in-service (HIS) on the effective date of this AD, replace the 
cylinder assembly at no later than 800 operating HIS. No action is 
required until the operating HIS reaches 800 hours.
    (ii) If the cylinder assembly has 800 operating HIS or more on 
the effective date of this AD, replace the cylinder assembly within 
60 operating HIS after the effective date of this AD.

Definition of a Replacement Cylinder Assembly

    (h) For the purpose of this AD, a replacement cylinder assembly 
is defined as follows:
    (1) A serviceable cylinder assembly made by Lycoming Engines.
    (2) A serviceable FAA-approved, Parts Manufacturer Approval 
cylinder assembly from another manufacturer.
    (3) A serviceable ECi cylinder assembly, P/N AEL65102 series, 
``Titan'', having casting P/N AEL85099.
    (4) A serviceable ECi cylinder assembly, P/N AEL65102 series, 
having casting P/N AEL65099, that has a SN 9880 or higher.

Prohibition of Cylinder Assemblies, P/N AEL65102 Series ``Classic 
Cast'', Having Casting P/N AEL65099, and SNs 1 Through 9879

    (i) After the effective date of this AD, do not install any ECi 
cylinder assembly, P/N AEL65102, having casting P/N AEL65099 that 
has a SN 1 through 9879, onto any engine.

Alternative Methods of Compliance

    (j) The Manager, Special Certification Office, has the authority 
to approve alternative methods of compliance for this AD if 
requested using the procedures found in 14 CFR 39.19.

Related Information

    (k) ECi Service Bulletin No. 05-08, Revision 1, dated December 
29, 2005, pertains to the subject of this AD.

    Issued in Burlington, Massachusetts, on February 15, 2006.
Ann C. Mollica,
Acting Manager, Engine and Propeller Directorate, Aircraft 
Certification Service.
 [FR Doc. E6-2651 Filed 2-23-06; 8:45 am]
BILLING CODE 4910-13-P
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