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TM 5-4210-233-14&P-1
4-64. BACK-UP LIGHTS
This task covers:
a.
Disassembly
d.
Follow-on Maintenance
b.
Cleaning and Inspection
c.
Assembly
TOOLS REQUIRED
EQUIPMENT CONDITION
Tool Kit, General Mechanics, Automotive
Main Engine Shutdown (see para 2-12 .)
(Appendix B, Section IlI, Item 1)
APU Shutdown (see para 2-16 .)
Batteries Disconnected (see para 4-114 .)
MATERIALS/PARTS REQUIRED
Emery Cloth (Item 25, Appendix E)
Butt Splice (Item 27, Appendix E)
a.
Disassembly.
(1) Remove two screws (1), ring (2), and lens
(3).
(2) Remove gasket (4).
(3) Remove and replace failed bulb (5) as
needed.
(4) Remove two screws (6).
(5) Remove wiring harness by cutting butt
splice.
(6) Remove reflector assembly (7).
(7) Remove gasket (8).
b.
Cleaning and Inspection.
(1) Clean lens (3) and reflector (7).
(2) Inspect lens for cracks. If cracked, replace
lens.
(3) Inspect for broken or cracked reflector. If
damaged, replace reflector.
(4) Inspect wiring for fraying or cracked
insulation. If wiring is damaged, contact
Direct Support Maintenance.
(5) Inspect bulb socket, bulb contacts, and
wiring for corrosion. Clean corrosion with
emery cloth (Item 25, Appendix E). If
corrosion cannot be removed, replace light
assembly.
4-284
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