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 53 of 926
TM 9-2320-283-20-1
PRINCIPLES OF OPERATION.
1-15.
ELECTRICAL SYSTEM (Continued).
c.
Service Lighting System.
The service lighting system provides illumination required while operating the vehicle.
This system consists of the
following subsystems:
(1)
Headlamps and Taillamps.
(2)
Marker and Clearance Lamps.
(3)
Turn Signals and Hazard Warning Lamps.
(4)
Backup Lamps.
(5)
Instruments, Gages, Dome Lamp, and Map Lamps.
(6)
Stoplamps.
(Refer to Brake System Switches and Lamps, para 1-20c).
Individual circuit descriptions (except for stoplamps) can be found in this subparagraph.
A complete electrical
schematic diagram and wiring harness diagrams can be found in Appendix D (TM 9-2320-283-20-3).
1-33
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