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6. Troubleshooting
If the lift does not work properly, the reason for this might be quite simple. Please
check the lift for the potential reasons mentioned on the following pages. If the
cause of trouble cannot be found, please call the technical service.
Repairs at the lift's security devices as well as repairs and examinations of the
electrical fittings may only be performed by specialists.
Problem: Motor does not start!
potential causes:
no power supply
main switch is not engaged
fuse defect
the feed line is cut
thermo switch in the motor is active
Problem: Motor starts, lift does not lift!
potential causes:
The vehicle is too heavy
Level of the oil is too low
leakage of the hydraulic system
gear pump does not work
Problem: The lift does not lower!
potential causes:
The lift is standing on a obstacle
hydraulic valve defect
fuse defect
Button „lowering" not pushed
Seat valves cannot be unlocked
UNI LIFT 6500 - 8000
Operating instruction and documentation
solution:
check the power supply
put main switch on
check fuse and replace it if necessary
repair it
let it cool down
solution:
unload it
fill oil in
repair the system
call your service partner
solution:
push button „lifting"
call your service partner
check fuse and replace it if necessary
push the correct button!
emergency lowering
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UNI-LIFT 6500 - 8000
Version 4.2
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