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10.
PROBLEMS
Some possible problems which may arise while using the lift are listed below. The Manufacturer will not accept any responsibility for damage to pe-
ople, animals and objects caused by unauthorised staff using the equipment. In the event of faults, you are advised to contact the technical service
department in good time to receive advice about how to carry out work and/or adjustments in maximum safety conditions, thus avoiding the risk of
damage to people, animals and objects.
Turn the main switch to "0" and lock in case of emergency and/or maintenance to the lift.
PROBLEMS
Lift does not work at all.
Does not lift.
The lift elevates but does not
drop.
Descent is extremely slow.
The motor turns over regularly but
lifting does not take place.
The motor turns over regularly but
the rise speed is extremely slow.
The lift cannot lift the nominal
capacity.
Non-synchronized platform mo-
vement.
The release cylinders do not work.
The main lift and lift table elevate
at the same time.
Clearance test pushbutton panel
not working.
The Clearance test does not work
(lamp and motor on).
With the clearance test OFF, the
light does not come on when the
MODE button is pressed.
Clearance test operation button
is pressed but the plates do not
move correctly.
The ON/OFF button does not turn
off the clearance test.
CAUSES
a) Main switch in "0" position.
b) Transformer fuse or general protection fuses
interrupted.
c) Fault in the electric system.
a) The motor does not work.
a) The safety pressure gauge is engaged due to
obstacles under the platform.
b) Safety pressure gauge damaged.
c) Defect in the descent solenoid valve.
d) Descent control valve blocked.
a) The capacity adjusting valve does not work
properly.
a) Descent control valve blocked in opening
position.
b) Pump suction filter blocked.
a) Descent solenoid valve partially open.
b) Pump suction filter partially blocked.
c) Pump worn or damaged.
a) Faulty calibration valve.
b) Pump worn or damaged.
a) Faulty alignment valve.
b) Worn gaskets in hydraulic cylinders.
a) Release solenoid valve does not work properly.
b) Release cylinder gasket worn or damaged.
Interception valve does not work properly.
a) Main switch in "0" position.
b) Transformer fuse or general protection fuses
broken (installed by the user).
c) Fault of the Clearance test pushbutton panel.
d) Fault in the electronic card.
e) Fault in the keyboard
a) Solenoid valve EV6 blocked in closing position. a) See "Maintenance" section.
a) See "Clearance test pushbutton panel not
working"
b) Lamp interrupted.
a) Solenoid valve EV7, or EV7-EV8 locked.
a) See "Clearance test pushbutton panel not
working"
0592-M002-0
TECHNICAL SERVICE REQUIRED
do not attempt to do the job yourself
a) Turn switch to position "I".
b) Replace the interrupted fuses. If it breaks
again, identify the cause.
c) Check efficiency, connections and components
(buttons, remote control, heat detector, transfor-
mer).
a) Check the temperature probe
a) Lift the platforms just enough to remove the
obstacle.
b) To complete the descent, insert plug A into the
control unit and press the descent button.
c) To lower the platforms, proceed as in section 6.
d) Dismantle and clean.
a) See "Maintenance" section.
a) See "Maintenance" section.
b) Clean the filter.
a) See "Maintenance" section.
b) Clean the filter.
c) Replace the pump.
a) Request assistance from retailer's technical
service.
b) Check that the pump is working properly and
replace if necessary.
a) Check that the tap R (Fig.29) is closed. Clean
the valve if necessary and proceed as described
in section 4.10.
b) Replace the gaskets.
a) Check that the coill of the solenoid valve is wor-
king properly and clean the solenoid valve.Check
the pressure switch.
b) Replace the gaskets.
Clean or replace.
a) Place switch to position "1".
b) Replace interrupted fuses. If a fuse breaks
again, find out the cause.
c) Check the operation of connections.
d) Replace electronic card.
e) Replace keyboard.
b) Replace lamp.
a) See "Maintenance" section.
REMEDIES
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