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7
Troubleshooting
Danger
Determining the causes for existing defects and eliminating these always requires
increased attention and caution. Pull the mains plug beforehand!
Some of the most frequent defects and their causes are listed in the following chart. In case of other defects,
contact your dealer or the MAFELL customer service.
Defect
Cause
Elimination
Machine cannot be switched on
No mains voltage
Check power supply
Mains fuse defective
Replace fuse
Carbon brushes worn
Take the machine to a MAFELL
customer service shop
at 230 V~
Machine switches off
automatically during idling or
stops during the cutting process
Mains failure
Check mains-side pre-fuse
Machine overloaded
Switch machine off and on again
Reduce feed speed
at 230 V~
The speed decreased during
cutting.
Excessive feed
Reduce feed
Blunt saw blade
Sharpen or replace saw blade
at 110 / 120 V~
Machine stops while cutting is in
process
Mains failure
Check mains back-up fuses
Machine overloaded
Reduce feed speed
Saw blade jams as the machine is
advanced
Feed rate too fast
Reduce feed speed
Blunt saw blade
Release the switch immediately.
Remove the machine from the
workpiece and replace the saw
blade
Tension in the workpiece
Poor machine guidance
Use parallel guide fence
Uneven workpiece surface
Straighten the surface
Burn marks on the cut surfaces
The saw blade used is unsuitable
for the task or blunt
Replace saw blade
Chip ejection blocked
Wood is too damp
Extended operation without
exhaustion
Connect to an external extraction,
e.g. portable dust extractor