TM 9-2350-256-20-1
UNIT MAINTENANCE
RECOVERY VEHICLE, FULL TRACKED: MEDIUM, M88A1
ENGINE TROUBLESHOOTING PROCEDURE
INITIAL SETUP:
Tools and Special Tools
References (cont.)
Tool kit, general mechanic's (item 59, WP 0490 00)
Materials/Parts
Compound, cleaning (item 9, WP 0489 00)
References
WP 0152 00
WP 0153 00
WP 0336 00
WP 0362 00
WP 0402 00
TM 9-2350-256-10
Troubleshooting Procedure
Engine
Symptom
Engine malfunctioning.
Malfunction
Engine fails to crank when starter switch is pressed. Do steps 1 and 2.
Engine cranks at normal speed but will not start after two attempts to start. Do steps 3 thru 10.
Engine cranks at normal speed but will not start during extreme cold weather. Do steps 11 thru 15.
Engine cranks slowly and will not start. Do steps 16 thru 19.
CORRECTIVE ACTION
1.
Turn MASTER switch on and test batteries in accordance with serviceability test in PMCS (see WP
2.
While moving transmission shift lever into park position, observe neutral safety switch activating lever.
If lever fails to move, check linkage connecting transmission shift assembly to neutral safety switch
lever cross shaft (see WP 0362 00). Reconnect linkage if disconnected. If linkage is bent, straighten
or replace damaged parts. If lever does not depress neutral safety switch, make adjustments (see WP
0362 00).
3.
Check fire extinguisher engine shutoff switch for proper adjustment (see WP 0402 00). Ensure fire
extinguisher engine shutoff activated lamp is lit.
4.
Turn MASTER switch on. Turn FUEL SHUTOFF switch ON. Listen for a click from engine. If no
click can be heard, troubleshoot fuel shutoff solenoid circuit (see WP 0045 00).
0022 00-1