4-33. STOPLIGHT-TAILLIGHT MAINTENANCE (EARLY MODEL) (Cont).
Tag and disconnect three connectors (14) from chassis wiring harness connectors (17).
Remove two screws (l), Iockwashers (2), and body (4) from semitrailer mounting bracket (3), Discard
Loosen six captive screws (10) and remove door assembly (9) from body (4), Remove preformed packing (8)
from door assembly and replace if defective.
Remove two screws (12), Iockwashers (13), and socket and wiring assembly (6) from body (4). Discard
Remove three shells (16) and slotted washers (15) from connectors (14),
d. CLEANING AND INSPECTION
Dry cleaning solvent, P-D-680, is toxic and flammable. Always wear protective goggles
and gloves, and use only in a well-ventilated area. Avoid contact with skin, eyes, and
clothes, and DO NOT breathe vapors. DO NOT use near open flame or excessive heat.
The solvents flash point is 100°F-138°F (38°C-59°C). if you become dizzy while
using cleaning solvent, immediately get fresh air and medical help. if solvent contacts
eyes, immediately wash your eyes and get medical aid.
Clean exterior of body and door assembly with dry cleaning solvent,
Clean interior of body and door assembly with soap and water. Dry parts thoroughly.
Inspect door assembly for cracks, breaks, cracked or broken lenses, or evidence of leakage. Replace door
assembly if defective.
Inspect body for cracks, breaks, or evidence of leakage. Replace body if defective.
Inspect grommets, eyelets, sockets, cables, and connectors of socket and wiring assembly to ensure that they
will make good electrical and watertight connections when installed. Replace socket and wiring assembly if
Install three shells (16) and slotted washers (15) on connectors (14).
Position socket and wiring assembly (6) in place in body (4) and install two screws (12) and new Iockwashers
Position door assembly (9) and preformed packing (8) in place on body (4) and tighten six captive screws (10).