Lowering The Vehicle; Balance The Drive Rails; Behaviour In Cases Of Error - Nussbaum JUMBO LIFT 4000 NT Instrucciones De Servicio

9
7
7 Rollers
8 Supports
9 Ramps
Otherwise the supports (8) and ramps (9) can be
damaged.
• Secure the vehicle against rolling. Apply the
handbrake, put into gear.
• Position polymer overlays below the receiving
points approved by the vehicle manufacturer.
i If required, use the ramps for safe acceptance
of the vehicle. If the wheel base is too short, fold
the ramps underneath.
To receive the vehicle, the polymer
overlays cannot be placed on edge
otherwise there is a danger of the car
falling.
• Inspect the hazardous area.
No person or object may stand in the working
area of the lift, or on the lift.
• Switch on controls. Turn the main switch (1) to po-
sition „1" (see figure 003).
• Lift the vehicle. Push the
• If the wheels are not blocked, interrupt the lifting
process and check for proper seating of the poly-
mer overlays.
• Raise the vehicle to the desired working height.
Push the „Lift" (2) button.
o
5.3

Lowering the vehicle

• Inspect the hazardous area.
No person or object may stand in the working
area of the lift, or on the lift.
The vehicles cannot be lowered into the lowest
!
position without wheels. Otherwise the lift can-
not raise the load using its own force. The vehi-
cle could be damaged.
• Lower the vehicle to the desired working height or
completely lower it. Push the
(see figure 003).
• The entire lowering process must be observed.
• If the lift is in the detectable lowest position, re-
move the polymer overlays and drive the vehicle
from the lift.
68
8
004
„Lift" (2) button.
o
u „Lower" (3) button
5.4

Balance the drive rails

See „Section 4.3 filling and venting the hydraulic
system".
6

Behaviour in cases of error

Defective operational readiness of the system may
be due to a simple error. Check the system for the
listed sources of error.
If the error cannot be removed after an inspection
to the named causes, then inform customer service
or your dealer.
Independent repair work on safety
devices of the lift and checking the
electrical system may only be done
by specialists.
Problem: Motor does not start
Possible causes:
No power supply
The main switch is not
switched on, or is de-
fective
Defective fuse
The "Lift" button is
o
defective
Motor has overheated
Motor defective
Problem: Motor starts, load is not lifted
Possible causes:
Load is too heavy
Hydraulic oil filling level
is too low
Emergency discharge
fixture is not closed
Pressure line leaking
Hydraulic pump defective Inform customer service
OPI_JUMBO LIFT 4000 NT_V3.0_DE-EN-FR-ES-IT
Remedy:
Check the power supply
Check the main switch
Have fuses checked
Inform customer service
Let the water cool.
Cooling time depends on
the ambient temperature.
Inform customer service
Remedy:
Unload the lift
Refill hydraulic oil
Check emergency dis-
charge fixture
Inform customer service