TROUBLESHOOTING SYMPTOM INDEX - TM-9-2320-285-24-10191

TM 9-2320-285-24-1

2-16.

TROUBLESHOOTING SYMPTOM INDEX

NOTE

An electrical system wiring schematic is located at the back of this manual in appendix E.

Para/Malfunction

Page

CHARGING SYSTEM

Alternator overcharging ....................................................................................

2-17/1

2-169

Alternator undercharging .................................................................................

2-17/2

2-169

STARTING SYSTEM

Engine will not start .........................................................................................

2-18/1

2-169

Starter cranks continuously .............................................................................

2-18/2

2-171

INSTRUMENT PANEL

WATER LEVEL warning light and bell not operating

properly.....................................................................................................

2-19/1

2-172

WATER TEMP warning light or bell not operating

properly.....................................................................................................

2-19/2

2-173

OIL PRESSURE warning light or bell not operating

properly.....................................................................................................

2-19/3

2-174

LOW AIR warning light and buzzer not operating properly ..............................

2-19/4

2-175

LOW FUEL INDICATOR lamp does not light when fuel tank is

empty................................................................................................................

2-19/5

2-176

LOW FUEL INDICATOR lamp lights when fuel tank is full ..............................

2-19/6

2-177

Voltmeter inoperative ......................................................................................

2-19/7

2-177

Ammeter inoperative .......................................................................................

2-19/8

2-177

Dash lights and gage lights inoperative ...........................................................

2-19/9

2-178

Engine stop switch doesn't stop engine ..........................................................

2-19/10

2-180

LIGHT SYSTEMS

Trailer lights inoperative (12-volt trailer) ..........................................................

2-20/1

2-180

Trailer lights inoperative (24-volt trailer) ..........................................................

2-20/2

2-182

Turn signal lights inoperative ...........................................................................

2-20/3

2-184

Headlights inoperative .....................................................................................

2-20/4

2-185

Marker lights and tail lights inoperative ...........................................................

2-20/5

2-186

SENDING UNITS

WATER TEMP warning light and bell not operating

properly.....................................................................................................

2-21/1

2-188

OIL PRESSURE warning light and bell not operating

properly.....................................................................................................

2-21/2

2-188

LOW FUEL INDICATOR light and FUEL gage not operating

properly.....................................................................................................

2-21/3

2-189

Vehicle stop lights won't operate ......................................................................

2-21/4

2-189

Trailer stop lights won't operate........................................................................

2-21/5

2-189

HORN SYSTEM

Electric horn does not sound ............................................................................

2-22/1

2-190

BATTERY SYSTEM

Batteries require frequent filling........................................................................

2-23/1

2-191

Batteries fail to maintain charge .......................................................................

2-23/2

2-192

2-168