Product Manual

22
Oct. 2018
A-2200IEH-XR
7. Troubleshooting Guide
A. Problem Motor does not run.
Possible cause: Solution:
1. Blown fuse or circuit breaker.
2. Incorrect voltage to motor.
3. Bad wiring connections.
4. Motor up switch burned out.
5. Overhead limit switch burned out.
6. Motor windings burned out.
1. Replace fuse or reset circuit breaker.
2. Supply correct voltage to motor.
3. Repair and insulate all connections.
4. Replace switch.
5. Replace switch.
6. Replace motor.
B. Problem Motor runs but lift will not raise.
Possible cause: Solution:
1. Open lowering valve.
2. Pump sucking air.
3. Suction stub off pump.
4. Low oil level.
1. Repair or replace lowering valve.
2. Tighten all suction line fittings.
3. Replace suction stub.
4. Fill tank with SAE-10, AW 32 or equivalent.
C.
Problem Lift will raise up only without load.
Possible cause: Solution:
1. Motor running on low voltage.
2. Debris in lowering valve.
3. Improper relief valve adjustment.
4. Overloading.
1. Supply correct voltage to motor.
2. Clean lowering valve.
3. Replace relief valve cartridge.
4. Check or balance the vehicle weight on lift.
D.
Problem Lift slowly settles down.
Possible cause: Solution:
1. Debris in check valve seat.
2. Debris in lowering valve seat.
3. External oil leaks.
1. Clean check valve.
2. Clean lowering valve.
3. Repair external leaks.
E. Problem Slow lifting speed or oil blowing out breather cap
Possible cause: Solution:
1. Air mixed with oil.
2. Air mixed with oil suction.
3. Oil over filled.
4. Debris in check valve seat.
5. Debris in lowering valve seat.
1. Change oil to ‘non-foaming’ SAE-10, AW 32 or equivalent.
2. Tighten all suction line fittings.
3. Only fill or add oil to tank when lift is fully lowered.
4. Clean check valve.
5. Clean lowering valve.
H. Problem Locking latches do not engage.
Possible cause: Solution:
1. Latches and/or shafts rusted.
2. Release the lock without lifting.
3.
Latch cable broken or bad connection.
1. Remove covers, oil latch mechanism. (Depress latch
release handle several times to allow oil to coat shaft.)
2. Raise lift a short distance first.
3. Check cable connection or replace.