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Truck lifting without load, not lifting with heavy load
Cannot lift with/without loads
No sound when the lifting button is pressed
Lifting button error
Lifting contactor error
There is a Da sound of the contactor closing when lifting button is pressed
Hydraulic motor error
There is tu tu tu sound of oil shortage when lifting button is pressed
There is sound of motor spinning when lifting button is pressed, and the sound remains after lifting button is released
When the lifting button is pressed, there is the sound of the motor turning; when it is released, there is no sound.
Power is cut when lifting button is pressed
Failure of lifting/lowering and horn functions
Cannot lower
No light
Light is on
Lowering automatically
Hydraulic pump unit fault
Lowering slowly
Clean the lowering solenoid valve, change oil cylinder
Lifting slowly
Hydraulic pump station error
Lifting automatically after starting up
Wiring issue
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