JUMBO 7000 HFK SCISSOR
Nussbaum Automotive Solutions, LP | 1932 Jordache Court, Gastonia, NC 28052 | 704.864.2470 | Email:
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8.
Troubleshooting
If the Lift does not work properly, refer to the following troubleshooting guide. If the
problem cannot be resolved, call Technical Service at 704.864.2470.
PROBLEM
POTENTIAL CAUSE
REPAIR OPTIONS
Motor does not start
No power supply, or feed line is cut
Check the power supply at the facility
breaker box and the power supply box.
Thermal protector in the motor is
activated
[TR4]
Let the motor cool for 10 minutes and
switch it on
Internal contactor is defective
Call technical service.
Motor is defective
Call technical service.
Motor starts, Lift does not move
Vehicle is too heavy
Check vehicle for empty weight. Unload
unnecessary weight from vehicle.The lift
can raise a weight up to 7000lbs.
Oil level is too low
Lower Lift and fill oil reservoir. Check
for leakage. Call Technical Service if
leakage is observed.
Refill the oil if necessary with AW light
150 ISO32 hydraullic fluid or equivalent.
Hydraulic pump is defective
Call Technical Service.
Coupling between motor and pump is
defective
Call Technical Service.
Pressure line leaking
Call Technical Service.
Pressure relief valve is defective
Call Technical Service.
Cylinder is defective
Call Technical Service.
The Lift will not lower
An obstacle is restricting the Lift from
being lowered
Press the Raise Button until the obstacle
is freed. Remove the obstacle.
Operating lever is defective
Call Technical Service.
Lowering valve is defective
Call Technical Service.
The Lift lowers unexpectedly
Lowering valve is defective
Call Technical Service.
REPLACEMENT PARTS
ONLY USE NUSSBAUM ORIGINAL EQUIPMENT PARTS TO REPAIR THE LIFT
CALL NUSSBAUM PARTS DEPARTMENT AT 1-704-864-2470
