Troubleshooting – Lukas SC 250 M User Manual
Page 19

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9.3.2 Labels
All damaged and/or illegible labels (safety notices, type plate, etc.) must be renewed.
Procedure:
1. Remove damaged and/or illegible labels.
2. Clean surfaces with industrial alcohol.
3. Attach new labels.
Ensure that you attach the labels in the right position. If you are no longer sure about this,
then please contact your authorised LUKAS dealer or LUKAS itself.
10. Troubleshooting
Problem
Check
Cause
Solution
The blade arms cannot
be fully opened or closed
Insuffi cient
hydraulic fl uid in the
tool
Repair by an
authorised dealer,
by personnel
specially trained
by LUKAS, or by
LUKAS itself
Tool does not deliver the
specifi ed power
Device defective
The blade arms move
under load independent
without operating the
hand pump
Device defective
Slow movement of
the blade arms when
pumping in the off-load
condition
More than
pump strokes
required to open or
close the device?
Device defective
Rotary knob on the
control valve diffi cult
to turn under load
conditions
Device defective
The leaking of hydraulic
fl uid from the pump lever
or from the blade arm
piston rod
Defective piston rod
seal
Damage to the
piston
Material to be cut slides
between the blade arms
during cutting
Check pivot bolt
Pivot bolt not
tightened with the
prescribed torque
Tighten the pivot
bolt.
Tool head cannot be
turned
Tool under pressure Depressurise the
tool