Table 3-3. Troubleshooting

TM 10-3930-632-12

You should perform the tests/inspections and corrective

actions. If a malfunction is not listed or is not corrected

by listed corrective actions, notify your supervisor. (See

actions in the order listed.

b. This manual cannot list all malfunctions that

table 3-3.)

may occur, nor all tests or inspections and corrective

Table 3-3. Troubleshooting

MALFUNCITON

TEST OR INSPECTION

CORRECTIVE ACTION

ENGINE

1. ENGINE FAILS TO CRANK WHEN KEY IS TURNED FULLY CLOCKWISE.

Step 1. Check to see if the battery electrolyte level is above the battery plates.

If electrolyte level is below top of plates, add distilled water to bring level to

to inch over top of plates.

Step 2. Inspect for loose or corroded battery post/cable connections.

Clean corroded cables/posts. Tighten connections at battery, ground and starter.

If cables are broken, notify organizational maintenance.

2. ENGINE CRANKS BUT FAILS TO START.

Step 1. Check fuel gage for low or empty fuel tank indication.

Refill fuel tank if low or empty.

FUEL TANK

1. FUEL DOES NOT REACH CARBURETOR.

Step 1. Check for low fuel.

Fill fuel tank if low or empty.

Step 2. Fuel tank cap vent clogged.

Clean vent.

BATTERY

1. BATTERY DISCHARGED.

Step 1. Check for low battery electrolyte level.

Fill battery with distilled water to to inch above top of plates.

Step 2. Check for cracked battery case.

Report to organizational maintenance.

TRANSMISSION

1. MACHINE WILL NOT MOVE IN EITHER DIRECTION.

Step 1. Check parking brake for complete disengagement.

Release brake.

Step 2. Check control linkage for proper adjustment.

Report to organizational maintenance.

Step 3. Check transmission fluid level.

Add fluid as required to bring level to FULL mark on dipstick.

2. MACHINE MOVES SLOWLY IN BOTH DIRECTIONS AT FULL THROTTLE.

Step 1. Check transmission fluid level.

Add fluid if necessary.

3. TRANSMISSION OVERHEATING.

Step 1. Check transmission fluid level.

Add fluid if necessary.

3-4