TM 9-2320-273-20
Table 3-2. Composite Troubleshooting Symptom Index (Continued).
Troubleshooting Procedures
Malfunction
Table
Number
TRANSMISSION.
Selector lever cannot be moved from NEUTRAL
position.
6-1
1
Engine does not turn driveshaft in any speed,
forward or reverse.
6-1
2
Engine turns driveshaft in some gears, but not others.
6-1
3
Engine does not turn power takeoff in NEUTRAL.
6-1
4
Truck moves when engine is at low idle and transmission
in gear.
6-1
5
Transmission housing breather shows an air leak
after the shift is complete.
6-1
6
Transmission feels like it is engaged, then not engaged,
then engaged again – Transmission is also noisy.
6-1
7
Transmission has a decrease in oil level with an
increase in oil in the engine.
6-1
8
Transmission gears make noise during a shift,
6-1
9
WARNING LAMPS AND ALARMS.
Engine temperature warning lamp inoperative.
5-6
1
Engine oil pressure low warning lamp inoperative.
5-6
2
Low air pressure warning lamp and/or buzzer
inoperative.
5-6
3
Backup alarm is inoperative.
5-6
4
WHEELS AND TIRES.
Tires wearing unevenly.
10-1
1
Noisy or bumping sound while traveling on the road.
10-1
2
Winch operates in one direction only.
12-1
1
Winch does not operate in either direction.
12-1
2
Winch operates at one speed only.
12-1
3
Winch will not hold suspended load.
12-1
4
3-16
