Code of Massachusetts Regulations
522 CMR - BOARD OF BOILER RULES
Title 522 CMR 9.00 - Refrigeration and Air Conditioning Systems
Section 9.04 - Inspection
Current through Register 1531, September 27, 2024
(1) Application. Whoever owns or uses or causes to be used a Refrigeration or Air Conditioning System that comes within the scope of M.G.L. c. 146, § 45A, shall make application for inspection prior to installation and operation to the Chief in a format approved by the Department.
(2) Annual Inspections. When a refrigeration or air conditioning system is installed, a field inspection shall be performed before it is put into service, and the refrigeration or air conditioning system shall be inspected annually thereafter by an Authorized Inspector or a District Engineering Inspector.
Refrigerant detector(s), alarm(s) and the refrigeration mechanical room ventilating systems shall be tested annually and in accordance with manufacturer's specifications. Records supporting that such periodic testing was performed on Refrigeration Systems 20 tons capacity or greater shall be made available upon request by an Authorized Inspector or District Engineering Inspector during the annual inspection.
(3) Prescribed Pressure. A refrigeration or air conditioning system shall not be operated in excess of the prescribed pressure. If the refrigeration or air conditioning system is constructed and installed in accordance with 522 CMR prescribed by the Board, the District Engineering Inspector or Authorized Inspector shall issue a Certificate stating the maximum pressure at which the system will be permitted to operate.
(4) Certificate to Be Posted.
(5) Inspection Reporting. Pursuant to M.G.L. c. 146, § 45A, whoever owns, or uses or causes to be used, any Refrigeration or Air Conditioning System, shall report in writing to the Chief the location of such Refrigeration or Air Conditioning System, before the work of installation of such Refrigeration or Air Conditioning System, and annually thereafter; provided, that the Owner/User of an insured Refrigeration or Air Conditioning System shall report immediately in writing to the Chief whenever the insurance company ceases for any cause to inspect the Boiler.
(6) Reporting by Insurance Companies.
(7) Welding. All welding done on any Refrigeration and Air Conditioning System or piping covered by 522 CMR 9.00 shall be performed by a welder qualified according to the 2019 ASME Boiler and Pressure Vessel Code Section IX, Welding and Brazing Qualifications.
(8) Electrical. A person holding a license as a refrigeration technician may connect or disconnect for the purpose of installation, alteration, repair or replacement, any device or control required by rules and regulations of the Board to be a part of a refrigeration or air conditioning installation, or being an integral part of the refrigeration or air conditioning equipment at the connection on such device, control or part to be repaired or replaced, from the first disconnect in. The first disconnect is the wall plug or nearest electrical disconnect to the refrigeration or air conditioning equipment.
(9) Plumbing. An individual who is licensed in compliance with M.G.L. c. 146, § 85 as a refrigeration technician may connect or disconnect for the purpose of alteration, repair or replacement of controls downstream of the equipment gas shutoff valve any device or control that is regulated by 522 CMR or is an integral part of the refrigeration or air conditioning equipment.