4-6. BLACKOUT MELIGHT AND EMERGENCY DOMELIGHT MAINTENANCE (ALL
EXCEPT M749) (Cont).
CLEANING AND INSPECTION
Clean all parts with a clean, dry cloth.
Inspect domelight body for dents in the reflector, and broken or chipped socket and socket retainer.
Inspect wiring for broken insulation or bare wire.
Replace all damaged parts.
Connect wires (2) to domelight terminals. Remove tags.
Position domelight body (1) in place in ceiling and install four screws (6).
Position lens (4) and preformed felt (3) in place on domelight body(1) and install four screws (5).
Connect towing vehicle intervehicular cable to semitrailer (para 2-10).
Test operation of lckout dome light.