Car lift installation, operation and maintenance manual Type
：
4SF-4000B
17
Raising the lift
1.
Turn on the power.
2.
Place the vehicle in the middle of the platform, otherwise rollover risk may occur.
3.
Press the up button to raise the lift to the height you need. Release the lift button and the lift stops immediately.
4.
When rises to the required height, check the car is safe, then press down power unit on the unloading valve handle, let the safety lock in place,
turn off the power, can work under the carriage.
Lowering the lift
1.
Check whether there is any obstacle below the lifter.
2.
Turn on the power.
3.
Press the down button, the lift automatically rises while the insurance is open,when the lift drop to the lowest position,
d
rive away the car.
4.5
Instructions for rolling jack
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
