42
VIII.TROUBLE SHOOTING
TROUBLE
CAUSE
REMEDY
Motor does not
run
1. Start button does not work
2. Wiring connections are not in good
condition
3. Motor burned out
4. AC contactor in damage
1. Replace Start button
2.Repair all wiring connections
3. Repair or replace motor
4. Replace or replace
Motor runs but
the lift is not
raised
1. Motor runs in reverse rotation
2. Gear pump out of operation
3. Release valve in damage
4. Relief valve or check valve in damage
5. Low oil level
1.Reverse two power wire
2.Repair or replace
3. Repair or replace
4.Repair or replace
5.Fill tank
Lift does not
stay up
1. Release valve out of work
2. Relief valve or check Valve leakage
3. Cylinder or fittings leaks
Repair or replace
Lift raises slowly
1. Oil line is jammed
2. Motor running on low voltage
3. Oil mixed with air
4. Gear Pump leaks
5. Overload lifting
1. Clean the oil line
2. Check electrical system
3. Fill tank
4. Replace pump
5. Check load
Lift cannot lower
1. Safety device are locking.
2. Release valve in damage
3. Safety cable broken
4. Oil system is jammed
1. Release the safeties
2. Repair or replace
3. Replace
4. Clean the oil system
IX. LIFT DISPOSAL:
When the car lift cannot meet the requirements for normal use and needs to be disposed,
it should follow local laws and regulations.