ARMY TM 9-2815-255-24
AIR FORCE TO 38G1-95-2
MARINE CORPS TM 2815-24/4
TABLE 3-2. Troubleshooting
TEST OR INSPECTION
1. ENGINE WILL NOT CRANK.
Step 1. Check for defective end item starting system.
Troubleshoot per end item maintenance manual. If not defective, do step 2.
Step 2. Check for defective starter solenoid.
Listen for audible clink during attempted start. If click is heard, do step 3.
Replace defective starter solenoid. Refer to paragraph 3-12.
Step 3. Check for defective starter motor.
Replace defective starter, refer to paragraph 3-12.
2. STARTER OPERATES BUT ENGINE DOES NOT TURN OVER.
Step 1. Check for worn or broken starter pinion gear and/or flywheel ring gear.
Remove starter and inspect pinion gear and flywheel ring gear for damage. If
not defective, do step 2.
Replace defective clutch assembly and/or flywheel ring gear. Refer to para-
graphs 3-12 and 3-35.
Step 2. Crank shaft rotation restricted.
Attempt to manually rotate engine.
Repair and/or replace engine as necessary.
3. ENGINE HARD TO START OR WILL NOT START.
Step 1. Check for fuel being supplied to fuel injection pump.