TEST OR INSPECTION, AND CORRECTIVE ACTION
TEST OR INSPECTION
HARD STARTING OF ENGINE
ENGINE WILL NOT ROTATE
Step l. Inspect starter and battery connections for loose, corroded, or broken cables.
a. Tighten Ioose connections.
b. Clean corroded cables and terminals.
c. Replace broken or frayed cables.
Step 2. Check batteries for low or no voltage (Refer to applicable vehicle type-20
maintenance manual for tests and services).
Do not rotate engine in a counterclockwise direction to avoid
loosening the crankshaft bolt.
Step 3. Check for internal seizure by slowly turning engine clockwise with wrench on
crankshaft bolt at front of engine. If engine cannot be rotated one complete
revolution, internal damage is indicated.
Remove engine from vehicle to determine cause.
END OF TEST
ENGINE CRANKS SLOWLY
Step 1. Check batteries (For low or no voltage, refer to vehicle type-20 maintenance
manual for test and services).
Step 2. Check starter electrical circuits (Refer to vehicle type-20 maintenance manual for
starter operational tests).
Step 3. Check for proper grade of oil for temperature conditions (Refer to applicable vehicle
LO for proper grade of oil).
END OF TEST