English (original instruction)
44
Problem Possible Causes Solution
Snipe (depressions at 
ends of workpiece).
•  Dull cutter blades. •  Replace or turn cutter blades.
•  Incorrect butted stock. •  Butt pieces end-to-end as they are 
fed into planer.
Torn grain •  Unit not securely mounted. •  Tighten lag bolts.
•  Too deep a blade setting. •  Reduce depth of cut.
•  Workpiece being fed 
against grain.
•  Feed other end of board first.
•  Dull cutter blades. •  Replace or turn cutter blades.
Fuzzy/rough grain. •  High wood moisture 
content.
•  Dry wood before planing.
•  Dull cutter blades. •  Replace or turn cutter blades.
•  Too deep a blade setting. •  Reduce depth of cut.
•  Incorrect feeding speed. •  Check for adequate power supply. 
Check cord and plug for damage. 
Check condition of motor brushes.
Uneven depth of cut. •  Cutter head assembly not 
level with planer surface.
•  Have service performed by an 
authorized service center.
•  Unstable roller spring 
pressure.
•  Have service performed by an 
authorized service center.
•  Feed roller worn unevenly. •  Have service performed by an 
authorized service center.
Board thickness does 
not match depth scale 
indicator.
•  Depth scale incorrectly set. •  Adjust depth scale.
•  Dirty planing table. •  Clean and wax planing table.