SYMPTOM-continued -706880151

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