Car lift installation, operation and maintenance manual
Type：4SF-4000C
24
TROUBLE SHOOTING
Caution
：
If you are unable to resolve the problem, please contact the manufacturer for assistance. We will be the first to help you solve the
problem, provide relevant failure messages and picture of failure, so that manufacturers can troubleshoot you at the fastest speed.
Phenomenon
Reason
Method
Lift makes excessive
noise
Friction mark inside column
Add some lubricating oil
Obstacle inside column
Clear the inner obstacles
Motor does not run
Motor broken line burn out
Replace motor
Bad wire contact
Check and connect the line
The limit switch is off line, bad operation, damage
Connect the line. Adjust or change the limit
switch.
Motor runs but will not
rise
Motor reversal
Corrective wiring method
Overflow valve loose or blocked
Adjust or clean overflow valve
Gear pump damage
Replace gear pump
Hydraulic oil shortage
Supply hydraulic oil
Oil suction pipe loose and fall off
Tighten the suction pipe
Main column
Control box
Optional
Power unit
release lever
Two drops
optional
Down
handle
