Troubleshooting - Scheppach 5905421902 Originalbetriebsanleitung

15. Troubleshooting

The following table shows fault symptoms and describes remedial measures in the event of your machine failing to
work properly. If you cannot localise and rectify the problem with this, please contact your service workshop.
Fault
The hydraulic pump does
not start
The column does not
move downwards
Motor starts but the
column does not move
downwards
Maintenance and repairs
All maintenance tasks must be performed by qualified personnel in strict observance of the present usage instruc-
tions. Prior to each maintenance task, all possible precautionary measures must be taken, the motor switched off
and the power supply disconnected (pull out connector). Attach a sign to the machine explaining the failure situation:
"Machine out of service for maintenance. It is prohibited for unauthorised persons to be at the machine and to start
it up."
46 | GB
Possible cause
Voltage absent
The thermal switch of the
motor has switched off
Low oil level
One of the levers is not
connected
Dirt on the rails
Wrong direction of rotation
of the motor with three-
phase current
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Solution
Check whether the lines
have power supply
Turn the thermal switch
inside the motor housing
back on
Check the oil level and
top up
Check the fastening of the
levers
Clean the column
Check and change the
direction of rotation of the
engine
Danger level
Danger of electric shock
This operation must be
carried out by a mainte-
nance electrician.
Danger of pollution
This operation can be
carried out by the machine
operator.
Danger of cuts
This operation can be
carried out by the machine
operator.