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TROUBLESHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
Snipe (depressions at ends of
workpiece)
Dull cutter blades
Incorrect butted stock
Unit not securely mounted
Replace or turn cutter blades.
Butt pieces end-to-end as they are
fed into planer.
Tighten lag bolts.
Torn grain Too deep a blade setting
Workpiece being fed against grain
Dull cutter blades
Reduce depth of cut.
Feed other end of board first.
Replace or turn cutter blades.
Fuzzy/rough grain High wood moisture content
Dull cutter blades
Too deep a blade setting
Incorrect feeding speed
Dry wood before planing.
Replace or turn cutter blades.
Reduce depth of cut.
Check for adequate power supply.
Check cord and plug for damage.
Check condition of motor brushes.
Uneven depth of cut Cutterhead assembly not level with
planer surface
Unstable roller spring pressure
Feed roller worn unevenly
Adjust elevation nuts.
Have service performed by an
authorized service center.
Have service performed by an
authorized service center.
Board thickness does not match
depth scale indicator
Depth scale incorrectly set
Dirty planing table
Adjust depth scale.
Clean and wax planing table.
Cutterhead height difficult to adjust Dirty spindle
Worn chain
Clean and lubricate spindle.
Have service performed by an
authorized service center.
Will not start Not plugged in
Blown circuit
Motor failure
Loose wire
ON/OFF switch malfunction
Motor is overloaded
Check power source.
Replace fuse, reset breaker, or call
electrician.
Have service performed by an
authorized service center.
Have service performed by an
authorized service center.
Have service performed by an
authorized service center.
Push reset button.
Interrupted operation Unit overloaded
Circuit overloaded
Reduce load.
Operate on circuit separate from
other appliances or motors or con-
nect to circuit with adequate amp
rating.