3-20. ENGINE HEATER RECEPTACLE (cont)
Tag and disconnect wiring. Remove receptacle (4).
Remove receptacle housing (5) and gasket (6).
CLEANING, INSPECTION, AND REPAIR
Dry-cleaning solvent P-D-680 is toxic and flammable. Wear protective goggles and gloves and use only in
a well-ventilated area. Avoid contact with skin, eyes, and clothes and don't breathe vapors. Do not use
near open flame or excessive heat. The flash point is 100-138°F (38-59C). If you become dizzy, get
fresh air and get medical aid, immediately. If contact with eyes is made, wash your eyes and get medical
Compressed air used for cleaning purposes will not exceed 30 psi (207 kPa). Do not direct compressed air
against skin. Use goggles or full face shield.
Use a cloth dampened with dry-cleaning solvent and remove dirt. Dry with compressed air.
Inspect contacts for pitted or burned areas. If damaged, replace receptacle.
Inspect receptacle housing for bends or dents. If damaged, replace receptacle.
Inspect for broken or frayed wiring. Replace damaged wires.
Install gasket (6) and receptacle housing (5).
Insert wiring into terminals of receptacle (4) and install three setscrews (3).
Aline grooves on receptacle (4) with slots in receptacle housing (5) and push receptacle into receptacle housing.
Turn receptacle housing clockwise to lock into place.
Install three screws (2).
Install engine heater receptacle to fire wall and secure with four screws (1).
Use a multimeter and perform a continuity test on the engine heater receptacle.
Use a megohmmeter and perform a resistance test on the engine heater receptacle.