TM-9-2320-386-24-1-1
2-1/2-TON, 6X6, M44A3 SERIES TRUCKS (DIESEL)
TECHNICAL MANUAL; EXTENDED SERVICE PROGRAM (ESP); UNIT, DIRECT SUPPORT AND GENERAL SUPPORT; MAINTENANCE MANUAL; VOLUME 1 OF 2
MAY 2001
TM-9-2320-386-24-1-1 - Page 67 of 1078
TM 9-2320-386-24-1-1
0011 00
0011 00-1
UNIT TROUBLESHOOTING PROCEDURES
EXTENDED SERVICE PROGRAM (ESP)
TRUCK, CARGO, 2-1/2-TON, 6X6, M44A3 SERIES TRUCKS (DIESEL)
M35A3, W/O WINCH (NSN 2320-01-383-2047); W/WINCH (NSN 2320-01-383-3850);
M35A3C, W/O WINCH (NSN 2320-01-383-2050); W/WINCH (NSN 2320-01-383-2049);
M36A3, W/O WINCH (NSN 2320-01-383-2048); W/WINCH (NSN 2320-01-383-2046).
ELECTRICAL TROUBLESHOOTING SYMPTOM INDEX
BATTERY SYSTEM
1.
All vehicle electrical systems inoperative.
.....................
0012 00-1
STARTING SYSTEM
2.
Starter will not crank.
...................................
0012 00-3
3.
Starter motor operates, but engine cranks slowly.
...............
0012 00-6
4.
Engine cranks but will not start .
...........................
0012 00-7
CHARGING SYSTEM (60 AMP)
5.
No alternator output (battery gauge in left-hand red).
............
0012 00-8
6.
Batteries not charging properly
(battery gauge in yellow or right-hand red).
..................
0012 00-10
7.
Batteries hot or boiling, corrected specific gravity
of all cells is 1.280.
....................................
0012 00-11
8.
Batteries use excessive water .
.............................
0012 00-11
9.
Batteries run down in operation .
...........................
0012 00-11
CHARGING SYSTEM (100 AMP)
10.
No alternator output (battery gauge in left-hand red).
............
0012 00-11
11.
Batteries not charging properly
(battery gauge in yellow or right-hand red)
....................
0012 00-12
12.
Batteries hot or boiling, correct specific gravity of all cells is 1.280.
....
0012 00-13
13.
Batteries use excessive water.
..............................
0012 00-13
14.
Batteries run down in operation.
............................
0012 00-13
INDICATORS, GAUGES, AND WARNING SYSTEM
15.
All gauges inoperative
....................................
0012 00-13
16.
Engine temperature gauge inoperative.
.......................
0012 00-14
17.
Fuel gauge inoperative.
..................................
0012 00-15
18.
Oil pressure gauge inoperative .
............................
0012 00-16
19.
Battery gauge inoperative.
................................
0012 00-17
20.
Tachometer inoperative
...................................
0012 00-18
21.
Transmission temperature gauge inoperative.
..................
0012 00-19
22.
Horn does not operate.
...................................
0012 00-19
ELECTRICAL ACCESSORIES
23.
Windshield wipers fail to work on HIGH or LOW setting .
.........
0012 00-20
24.
Engine cranks but will not start (fuel available).
................
0012 00-21
25.
Air dryer heater fails to work 40 degrees or below
................
0012 00-21
MALFUNCTION
NO.
MALFUNCTION
TROUBLESHOOTING
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