Troubleshooting, Problem Possible Cause Solution

TROUBLESHOOTING

Problem	Possible Cause	Solution
Snipe (depressions at ends of	Dull cutter blades	Replace or turn cutter blades.
workpiece)	Incorrect butted stock	Butt pieces end-to-end as they are
		fed into planer.
	Unit not securely mounted	Tighten lag bolts.

Torn grain	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	Adjust elevation screws.
	planer surface
	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 incorrectly set	Adjust depth scale.
depth scale indicator	Dirty planing table	Clean and wax planing table.

Cutter head height difficult to	Dirty spindle	Clean and lubricate spindle.
adjust	Worn chain	Have service performed by an
		authorized service center.

Will not start	Not plugged in	Check power source.
	Blown circuit	Replace fuse, reset breaker, or call
		electrician.
	Motor failure	Have service performed by an
		authorized service center.
	Loose wire	Have service performed by an
		authorized service center.
	ON/OFF switch malfunction	Have service performed by an
		authorized service center.

Interrupted operation	Unit overloaded	Reduce load.
	Circuit overloaded	Operate on circuit separate from
		other appliances or motors or con-
		nect to circuit with adequate amp
		rating.