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Problem: Motor does not start
Possible causes:
No power supply
The main switch is not
switched on, or is de-
fective
Defective fuse
The
o
"Lift" operating
lever is 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
Pressure line leaking
Hydraulic pump defective Inform customer service
The coupling between
the motor and pump is
defective
Defective cylinder
Pressure relief valve is
defective
Problem: The lift cannot be lowered
Possible causes:
Lifting table is sitting on
an obstacle
Hydraulic valve defective Inform customer service
The
"Lower" operating
u
lever is defective
OPI_JUMBO LIFT 3500 HFC-HYMAX XX 3500 HFC_V2.4_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
Inform customer service
Inform customer service
Inform customer service
Inform customer service
Remedy:
See 6.1 Moving onto an
obstacle
Inform customer service
6.1
Moving onto an obstacle
If the system moves onto an obstacle during lower-
ing, then it remains in position due to the mechan-
ical resistance. In this case, move the lift upwards
by actuating the
o
"Lift" operating lever on the op-
erating panel until the obstacle can be removed.
Afterwards the lift is in a normal work condition and
can continue to be operated as described in the
operating manual.
6.2
Emergency discharge during blackout
An emergency discharge is an ac-
cess into the system controls and may
only be done by experienced spe-
cialists.
The emergency discharge must be
done in the following described se-
quence, otherwise it can lead to
damage and hazard to life and limb,
Any kind of external leakage is not
permitted and must immediately tak-
en care of. This is absolutely neces-
sary especially before an emergency
discharge.
Reason which make an emergency discharge nec-
essary are for example, electrical blackout, for er-
rors in the lowering valves, etc.
2
3
Operating lever
1
Lift + Press = LIFT
2 Home position
3
Lift + Pull = LOWER
• Turn off the main switch and secure against unau-
thorised switch on. Disconnect power.
1
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