33
Trouble shooting
In case of any malfunctions not mentioned here, contact your dealer‘s after-sales service.
Malfunction
Possible cause
Remedy
Danger class
The hydraulic pump does
not start
No electric power
Check cable for electric
power
Risk of electric shock.
This job must be done by a
service electrician.
Thermal switch of motor
cut off
Engage thermal switch
inside the motor casing
again
The column does not move
down
Low oil level
Check oil level and refill
Risk of getting dirty.
This job can be done by the
machine operator.
One of the levers not
connected
Check fixing of lever
Risk of getting cut.
This job can be done by the
machine operator.
Dirt in the rails
Clean the column
Motor starts but column
does not move down
Wrong turning direction of
3-phase motor
Check turning direction of
motor and change
Maintenance and repairs
All servicing jobs must be executed by specialized personnel under strict observation of the present operating instructions.
Before every work, every possible caution must be taken: Switch off the motor, disconnect the power supply (pull the plug, if nec-
essary).
Attach a board to the machine explaining the reason for being out of order: “Machine out of order due to servicing
work: Unauthorized people must not come close to the machine or switch it on.”
Summary of Contents for lv 100
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