TM-9-2320-283-20-1
TRUCK TRACTOR, LINE HAUL, 50,000 GVWR, 6X4, M915A1
TECHNICAL MANUAL; ORGANIZATIONAL MAINTENANCE PART 1 OF 3
DECEMBER 1983
TM-9-2320-283-20-1 - Page 57 of 926
TM 9-2320-283-20-1
PRINCIPLES OF OPERATION.
1-15.
ELECTRICAL SYSTEM (Continued).
c.
Service Lighting System (Continued).
(2)
Marker and Clearance Lamps (Continued).
CIRCUIT BREAKER (CB-9).
Protects electrical components for 24-volt tractor receptacle circuits by opening
when load exceeds 20 amperes.
May be manually reset by pressing CB-9 button in.
24-VOLT TRAILER
CONNECTOR.
Chassis mounted
12-pin connector, containing 24-volt power for 24-volt
trailer marker lamp circuits.
24-VOLT TRAILER CONNECTOR.
Cab mounted 12-pin connector provides 24-volt power for towed vehicles
marker lamp circuits.
TA 236771
1-37
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