WILL NOT RAISE LOADED LIFT
POSSIBLE CAUSE
1. Air in oil, (1,2,3,4)
2. Cylinder binding, (5)
3. Cylinder leaks internally, (5)
4. Lift overloaded, (6,5)
5. Lowering valve leaks, (7,8,1,5,9)
6. Motor runs backwards, (10,12,9)
7. Pump damaged, (5,9)
8. Pump won’t prime, (1,2,3,4,5,11,9)
9. Relief valve leaks, (8,5,9)
10. Voltage to motor incorrect, (10,12,5)
REMEDY
INSTRUCTION
1. Check oil level
The oil level should be up to the bleed screw in the reservoir
with
the
lift
all
the
way
down.]
2. Check/ Tighten inlet tubes
Replace inlet hose assembly.
3. Oil seal damaged or cocked
Replace oil seal and install
4. Bleed cylinders
See Installation Manual
5. See Installation Manual
Consult Lift Manufacturer
6. Check vehicle weight
Compare weight of vehicle to weight limit of the lift.
7. Flush release valve
Hold release handle down and start unit allowing it to run for 15
seconds.
8. Replace with new part
Replace with new part
9. Return unit for repair
Return unit for repair
10. Check motor is wired correctly
Compare wiring of motor to electrical diagram on unit drawing
11. Inlet screen clogged
Clean inlet screen or replace.
12. Check wall outlet voltage and wiring
Make sure unit and wall outlet is wired properly.
IMPORTANT
If vehicle becomes stranded in the air, follow all operation instructions as shown on pages 31, 32, and 39. If after
observing that all mechanical locks are released and the lift still fails move following all standard operating procedures,
immediately stop using the lift and contact factory or factory approved service center for further instructions.
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