Current through 2024-38, September 18, 2024
A. When the home is
installed, exterior lighting fixtures, ceiling-suspended (paddle) fans, and
chain-hung lighting fixtures are permitted to be installed in accordance with
their listings and part 3280, Subchapter I.
B.
Grounding
1. All the exterior lighting fixtures and
ceiling fans installed per Subchapter H,Section II(A) must be grounded by a
fixture-grounding device or by a fixture-grounding wire.
2. For chain-hung lighting fixtures, as shown
in Figure A to this section, both a fixture-grounding device and a
fixture-grounding wire must be used.The identified conductor must be the
neutral conductor.
C.
Where lighting fixtures are mounted on combustible surfaces such as hardboard,
a limited combustible or noncombustible ring, as shown in Figures A and B to
this section, must be installed to completely cover the combustible surface
exposed between the fixture canopy and the wiring outlet box.
D.
Exterior Lights
1. The junction box covers must be removed
and wire-to-wire connections must be made using listed wire
connectors.
2. Wires must be
connected black-to-black, white-to-white, and equipment ground-to-equipment
ground.
3. The wires must be pushed
into the box, and the lighting fixture must be secured to the junction
box.
4. The lighting fixture must
be caulked around its base to ensure a watertight seal to the
sidewall.
5. The light bulb must be
installed and the globe must be attached.
E.
Ceiling Fans
1. Ceiling-suspended (paddle) fans must be
connected to the junction box listed and marked for ceiling fan application, in
accordance with Article 314.27(b) of the National Electrical
Code, NFPA 70-2005 (incorporated by reference);
2. The ceiling fan must be installed with the
trailing edges of the blades at least 6 feet 4 inches above the finished floor;
and
3. The wiring must be connected
in accordance with the product manufacturer installation
instructions.
F.
Testing
1. After completion of
all electrical wiring and connections, including crossovers, electrical lights,
and ceiling fans, the electrical system must be inspected and tested at the
site, in accordance with the testing requirements of 3280.810(b).
2. The installation instructions must
indicate that each manufactured home must be subjected to the following tests:
a. An electrical continuity test to ensure
that metallic parts are effectively bonded;
b. Operational tests of all devices and
utilization equipment, except water heaters, electric ranges, electric
furnaces, dishwashers, clothes washers/dryers, and portable appliances, to
demonstrate that they are connected and in working order; and
c. For electrical equipment installed or
completed during installation, electrical polarity checks must be completed to
determine that connections have been made properly.Visual verification is an
acceptable electrical polarity check.
Figure A to Subchapter H, Section II - Miscellaneous
Lights and Fixtures
Typical Installation of Chain-Hung Lighting
Fixture
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Image
Figure B to Subchapter H, Section II - Miscellaneous
Lights and Fixtures
Typical Installation of Surface-Mounted Exterior
Lighting Fixture
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Image
