28
14. Troubleshooting
Check once again before considering malfunctions.
If a malfunction occurs, first read the manual thoroughly and inspect the following, and if the
nonconformance still persists, contact your supplier.
Symptom
Cause
Solution
No raising performed.
<Motor does not turn>
Defective power cable connection or broken
wire
Check cable connection and for broken wires
Magnet switch thermal operated
Check the cause and press the reset button
Primary breaker is OFF
Turn ON the primary breaker
Roof sensor has operated
Check the cause and cancel
<Motor is turning>
Motor is reversing
Switch power cable R and T
Lack of hydraulic oil.
Replace hydraulic fluid
Overload
This is normal; vehicle will not rise above limits
Natural
lowering
occurs.
1.0mm/5 min. max. natural lowering
Within tolerances; this is normal
Hydraulic oil leak from pipes
Tighten pipes
Hydraulic oil leak from cylinder
Replace cylinder gasket
Rise speed is slow
Overload
Vehicle is on the edge of tolerances. Check
vehicle weight
Abnormal noise
Lack of hydraulic oil.
Replace hydraulic oil
No more grease on post sliding surfaces
Apply oil to the designated sites
Pipes not secured
Secure pipes
Cover not secured
Secure cover
15. Installation and Relocation
If installing or moving the lift, consult your supplier.
If moving the lift, have your supplier implement an inspection.
16. Disposal
If disposing of the lift, separate the ferrous metals, non-ferrous metals, plastics, and hydraulic oil, and then
process as industrial waste. In particular, there are legal obligations regarding how to process hydraulic oil.
Dispose of it in a proper manner, in accordance with relevant laws and ordinances.
If repairing electrical systems, make sure to turn OFF the power first.
Warning
