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TM 5-4210-233-14&P-1
SYMPTOM
PAGE NO.
ELECTRICAL SYSTEM - CAB CONTROLS AND INDICATORS - Continued
ELECTRIC HORNS DO NOT SOUND..............................................................................
4-82
REAR SIGNAL BUZZER DOES NOT OPERATE ............................................................
4-82
ENGINE COMPARTMENT LIGHTS DO NOT ILLUMINATE ............................................
4-83
CAB OR CREW CAB DOME LIGHTS DO NOT ILLUMINATE .........................................
4-83
MAP LIGHTS DO NOT ILLUMINATE ..............................................................................
4-84
REMOTE CONTROL CAB SPOTLIGHTS DO NOT ILLUMINATE ...................................
4-84
REAR SCENE LIGHTS DO NOT ILLUMINATE WITH CAB SWITCH ...............................
4-85
CREW CAB EXHAUST FANS DO NOT OPERATE..........................................................
4-85
COMPARTMENT LIGHTS DO NOT ILLUMINATE ..........................................................
4-86
COMPARTMENT OPEN WARNING LIGHT DOES NOT ILLUMINATE OR FLASH .........
4-86
WINDSHIELD WIPERS DO NOT OPERATE ..................................................................
4-87
WINDSHIELD WASHERS DO NOT OPERATE ..............................................................
4-87
PARK BRAKE INDICATOR DOES NOT ILLUMINATE WHEN PARK BRAKE IS ENGAGED 4-88
INTER-AXLE LOCKOUT INDICATOR DOES NOT ILLUMINATE WHEN AXLES ARE .....
4-89
LOCKED
CAB HEATER FAN DOES NOT OPERATE ....................................................................
4-89
AIR DRYER DOES NOT DRY COMPRESSOR AIR ........................................................
4-90
"PUMP NOT IN GEAR" LIGHT DOES NOT ILLUMINATE ...............................................
4-90
PUMP SHIFT SWITCH DOES NOT ENGAGE PUMP .....................................................
4-91
"PUMP IN GEAR" LIGHT DOES NOT ILLUMINATE ........................................................
4-91
"PUMP IN GEAR" LIGHT ILLUMINATES, BUT PUMP DOES NOT ENGAGE .................
4-92
LOW FRONT AND REAR AIR LIGHTS DO NOT ILLUMINATE/FLASH WITH
LOW AIR PRESSURE INDICATED ON GAUGES ...........................................................
4-92
LOW VOLTAGE LIGHT STAYS ON ................................................................................
4-92
LOW VOLTAGE BUZZER DOES NOT SOUND DURING IGNITION "TEST ...................
4-93
LOW VOLTAGE BUZZER DOES NOT SOUND WHEN VOLTAGE IS LOW ...................
4-93
LOW VOLTAGE BUZZER CONTINUES TO SOUND WHEN VOLTAGE IS AT OR .........
4-94
ABOVE 12V
VOLTMETER (12V) DOES NOT OPERATE ....................................................................
4-94
CAB ENGINE OIL PRESSURE, ENGINE COOLANT TEMPERATURE GAUGES DO .....
4-95
NOT OPERATE
CAB PANEL TRANSMISSION OIL TEMPERATURE GAUGE DOES NOT OPERATE ....
4-95
CAB PANEL FUEL GAUGE DOES NOT OPERATE ........................................................
4-96
INSTRUMENT PANEL GAUGE AND BACKLIGHTING DOES NOT ILLUMINATE ..........
4-96
ENGINE HOUR METER DOES NOT OPERATE .............................................................
4-97
AERIAL HOUR METER DOES NOT OPERATE WITH AERIAL MASTER ON,
PARK BRAKE ON, AND SHIFT SELECTOR IN NEUTRAL .............................................
4-97
CAB TACHOMETER DOES NOT INDICATE ENGINE RPM ...........................................
4-98
CAB SPEEDOMETER DOES NOT INDICATE VEHICLE SPEED ...................................
4-99
ELECTRICAL SYSTEM - EMERGENCY MASTER CIRCUITS
EMERGENCY MASTER SWITCH DOES NOT ENERGIZE EMERGENCY EQUIPMENT
4-99
ROTATING BEACONS (CAB ROOF) WILL NOT ROTATE .............................................
4-100
ROTATING BEACONS DO NOT ILLUMINATE ...............................................................
4-100
ROTATING BEACONS DO NOT OPERATE ...................................................................
4-100
FRONT WARNING (CROSSFIRE) LIGHTS DO NOT OSCILLATE .................................
4-101
FRONT WARNING (CROSSFIRE) LIGHTS DO NOT ILLUMINATE ................................
4-101
FRONT WARNING (CROSSFIRE) LIGHTS DO NOT OPERATE ....................................
4-101
4-22
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