TM 10-4320-315-10
Table 3-2. Troubleshooting Procedures
MALFUNCTION
TEST OR INSPECTION
CORRECTIVE ACTION
1.
ENGINE WILL NOT START OR IS HARD TO START.
Step 1.
Check for loose battery connections.
Service battery (para 3-5).
Step 2.
Check fuel level gage to see if engine has enough fuel.
Add fuel.
Step 3.
Check fuel selector valves for proper alignment.
Align fuel selector valves.
Step 4.
Check initial startup procedures for correct manual/automatic operation.
If engine does not start, notify unit maintenance.
2.
ENGINE STOPS SUDDENLY.
Step 1.
Check if control panel indicator lights are lit.
If any are lit, notify unit maintenance.
Step 2.
Check fuel level gage to see if tank has enough fuel.
Add fuel.
Step 3.
Check throttle control linkage for secure connections.
Connect and tighten linkage.
Step 4.
Check fuel selector valves and control panel switches for proper alignment.
Align fuel selector valves and applicable startup procedures (para 2-8).
Step 5.
Check primary fuel filter for water.
Drain filter Notify unit maintenance if engine does not start.
3.
OVERSPEED INDICATOR LIGHT COMES ON.
Reset panel to initial positions and restart (para. 2-8). Notify unit maintenance if overspeed light comes on.
4.
ENGINE TACHOMETER GAGE SHOWS LOW RPM.
Step 1.
Check to see if AUTO THROTTLE rheostat is at the correct position in manual/automatic mode.
Adjust rheostat (para 2-8.). If still low RPM, notify unit maintenance.
3-2
