TM-9-2320-361-24-1
2-1/2 TON, 6X6, M44A2 SERIES TRUCKS
TECHNICAL MANUAL; FIELD AND SUSTAINMENT MAINTENANCE PART 1 OF 2
AUGUST 2006
TM-9-2320-361-24-1 - Page 183 of 1176
TM 9-2320-361-24-1
0011 00
0011 00-1
BATTERY SYSTEM
All vehicle electrical systems inoperative . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0012 00 2
STARTING SYSTEM
1.
Starter will not crank . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0012 00 6
2.
Starter motor operates, but engine cranks slowly . . . . . . . . . . . . . . . . . . . . . . . . . . . 0012 00 14
CHARGING SYSTEM (60 AMP)
1.
No alternator output
. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0012 00 19
2.
Batteries not charging properly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0012 00 24
3.
Batteries hot or boiling, corrected specific gravity of all cells is 1.280 . . . . . . . . . . . 0012 00 24
4.
Batteries use excessive water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0012 00 24
5.
Batteries run down in operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0012 00 24
CHARGING SYSTEM (100 AMP)
1.
No alternator output . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0012 00 25
2.
Batteries not charging properly . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0012 00 27
3.
Batteries hot or boiling, corrected specific gravity of all cells is 1.280 . . . . . . . . . . . 0012 00 27
4.
Batteries use excessive water . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0012 00 27
5.
Batteries run down in operation . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0012 00 28
LIGHTING AND WIPER SYSTEM
1.
Headlight does not operate on low or high or both
headlights inoperative . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0013 00 1
2.
Park lamp does not light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0013 00 5
3.
Taillight or clearance lamp does not light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0013 00 6
4.
Stoplight lamp does not light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0013 00 6
BLACKOUT LIGHTS (B. O.)
1.
B. O. headlamp does not light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0013 00 8
2.
B. O. light marker lamp does not light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0013 00 9
3.
B. O. taillight lamp does not light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0013 00 10
4.
B. O. stoplight lamp does not light . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0013 00 11
DIRECTIONAL SIGNAL SYSTEM
1.
Direction signal inoperative . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0013 00 12
2.
All stoplights are inoperative . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0013 00 18
3.
Both direction signals inoperative . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0013 00 20
4.
Turn signals operate incorrectly with turn signal control lever in one
or more positions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0013 00 21
FIELD TROUBLESHOOTING
2-1/2 TON, 6X6, M44A2 SERIES TRUCKS (MULTIFUEL)
ELECTRICAL SYSTEM TROUBLESHOOTING INDEX
MALFUNCTION
TROUBLESHOOTING
NO.
MALFUNCTION
WORK PACKAGE/PAGE
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