39
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 burned out
5. Height limit switch is damaged
1. Replace start button
2.Repair all wiring connections
3. Repair or replace motor
4. Replace AC contactor
5. Repair 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 in activated
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.
Summary of Contents for OH-12
Page 1: ...Two Post Lift Model OH 12 Original...
Page 4: ...2 Arm Swings View Fig 2 3829mm 2787mm 109 3 4 150 3 4...
Page 17: ...15 K Lift the carriages up by hand and make them be locked at the same level See Fig 26 Fig 26...
Page 28: ...26 IV EXPLODED VIEW Model OH 12 Fig 40...
Page 34: ...32 4 3 Manual Power unit 071102 220V 60HZ Single Phase Fig 43...
