TM 9-2350-256-20-1
0021 00
Malfunction/Symptom
Troubleshooting Procedure
Engine
1.
Engine fails to crank when start switch is pressed........................................................... .................................WP 0022 00
2.
Engine cranks at normal speed but will not start after two attempts to start......................................................WP 0022 00
3.
Engine cranks at normal speed but will not start during extreme cold weather.................................................WP 0022 00
4.
Engine cranks slowly and will not start........................................................................... .................................WP 0022 00
Fuel, Air Intake, and Exhaust Systems
5.
Engine starts running but fails to stay running. ............................................................... .................................WP 0023 00
6.
Engine fails to shut off when the engine fuel shutoff switch is activated......................... .................................WP 0023 00
7.
Engine fails to stop when fuel shutoff handle is pulled.....................................................................................WP 0023 00
8.
Engine stalls at low rpm, does not develop full power, and has excessive smoke from
one or both banks of cylinders..........................................................................................................................WP 0023 00
9. Engine stalls at low rpm and does not develop full power, but exhaust smoke is normal...................................WP 0023 00
10. Engine runs rough or misfires, knocks, and/or fuel consumption is excessive. ............... .................................WP 0023 00
Oil Cooling System
11.
Low engine oil pressure, engine oil temperature normal................................................. .................................WP 0024 00
12.
High engine oil pressure, engine oil temperature normal. ............................................... .................................WP 0024 00
13.
Engine oil consumption excessive. ................................................................................. .................................WP 0024 00
14.
High engine oil temperature............................................................................................ .................................WP 0024 00
Ventilation Blower Assembly
15. Blower motor does not run.............................................................................................. .................................WP 0025 00
16. Blower runs but does not come up to speed......................................................................................................WP 0025 00
17. Blower unusually noisy................................................................................................... .................................WP 0025 00
Transmission Center Section and Output Reduction Gears
18.
High transmission oil temperature. ................................................................................. .................................WP 0026 00
19.
Vehicle will steer or pivot but will not drive in any range.................................................................................WP 0026 00
20.
Vehicle will not drive in low range.................................................................................. .................................WP 0026 00
21.
Vehicle will not drive in intermediate range.................................................................... .................................WP 0026 00
22.
Vehicle will not drive in high range................................................................................. .................................WP 0026 00
23.
Vehicle will drive but creeps in neutral.............................................................................................................WP 0026 00
24.
Transmission cannot be down-shifted............................................................................. .................................WP 0026 00
Driver's Controls
25.
Vehicle will not steer in either direction. ......................................................................... .................................WP 0027 00
26.
Vehicle will steer in only one direction.............................................................................................................WP 0027 00
27.
Depressing brake pedal will not stop vehicle effectively..................................................................................WP 0027 00
28.
Brakes dragging at one or both sides of vehicle................................................................................................WP 0027 00
29.
Engine does not respond properly to throttle controls. .................................................... .................................WP 0027 00
30.
No back pressure, or insufficient pressure, when operating purge pump..........................................................WP 0027 00
31.
Excessive back pressure when operating purge pump......................................................................................WP 0027 00
Tracks and Suspension
32.
Vehicle pulls to one side.................................................................................................. .................................WP 0028 00
33.
Vehicle throws track.........................................................................................................................................WP 0028 00
34.
Vehicle sags to one side................................................................................................... .................................WP 0028 00
35.
Vehicle rides excessively hard..........................................................................................................................WP 0028 00
36.
Thumping noises heard during vehicle operation.............................................................................................WP 0028 00
0021 00-2
