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7
Troubleshooting
Some of the most common malfunctions and their causes are listed below. For other malfunctions, please
contact your dealer or MAFELL Customer Service directly.
Malfunction
Machine can not be switched on
Machine switches off on its own
at no load or stops during the
planing process
Rotational speed drops during
planing
Irregular planing result
Chip ejector obstructed
20
Warning
Risk of injury from a sudden start of the machine.
There is a risk that the machine starts suddenly due to carelessness when
working with the machine or during troubleshooting. The rotating planing shaft
can cause serious injuries.
Determining the causes of existing malfunctions and their elimination
➢
always require increased attention and caution!
➢
Pull out the mains plug before you start troubleshooting!
Cause
No mains voltage
Mains fuse defective
Carbon brushes worn out
Mains failure
Machine overload
Excessive chip removal
Feed rate too high
Blunt blades
Blunt blades
Unsteady feed
Excessive chip removal
Feed rate too high
Blunt blades
Wood too damp
Long cutting operation without
extraction
Elimination
Have the power supply checked
by an electrician
Have the fuse replaced by an
electrician
Take the machine to the
MAFELL customer service
workshop
Have the mains back-up fuses
checked by an electrician
Reduce feed rate
Reduce chip removal
Reduce feed rate
Turn or replace the blades
Turn or replace the blades
Plane at constant pressure and
reduced feed rate
Reduce chip removal
Reduce feed rate
Turn or replace the blades
Clean chip ejector
Connect the machine to an
external extractor, such as a
small dust extractor
ZH320 Ec
11/2021
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