Failures – Causes - Removal
Switch off the appliance and pull the plug out of socket before failure recovery.
Failure
Cause
Machine not working or
•
stopping suddenly
•
Appliance stops during
•
planing
•
Workpiece gets jammed
•
during thicknessing
Unsatisfactory surface
•
condition
•
•
Machined surface is too
•
rough
Cracks in the machined
•
surface
•
Workpiece feeding is too
•
slow when thicknessing
•
•
Refit and check all safety devices after each failure recovery!!!
Power outage
Faulty engine or switch
Blunt planing knife
Thermal fuse has been activated
Cutting depth is too big
Blunt planing knife
Planing knife is clogged with shavings
Irregular feeding
Workpiece is too wet
Workpiece has been machined against
the growth direction
Too much material planed at a time
Resin on the planing desk
Heavy operation of feed rollers
Thicknessing machine adjusting lever
not in the upper position
Recovery
•
Check the fuse
•
Have the engine or switch checked or repaired by a
qualified electrician.
•
Replace or sharpen the knife
•
Switch on the engine again after it has cooled down
•
Reduce the cutting depth and machine the workpiece in
several steps
•
Replace or sharpen the knife
•
Remove shavings
•
Feed the workpiece with constant pressure and at a
reduced feeding pace
•
Dry the workpiece
•
Machine the workpiece in opposite direction
•
Machine the workpiece in several steps
•
Clean the table desk and treat it with a thin layer of
sliding wax
•
Repair the rollers
•
Set the thicknessing machine adjusting lever to the
upper position
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