Troubleshooting

WARNING: For your own safety, turn the switch off and disconnect power source before troubleshooting.

Problem	Probable Cause		Remedy
Snipe at end of workpiece	1.	Dull knives	1.	Sharpen knives
	2.	Inadequate support of long pieces	2.	Support long boards with
				extension rollers
	3.	Uneven feed roll pressure front to back	3.	Adjust feed roll tension
	4.	Corner screws loose	4.	Tighten corner screws
	5.	Lumber not butted properly	5.	Butt end to end each
				piece of stock as it pass-
				es through
Fuzzy grain	1.	Planing wood with high moisture content	1.	Dry wood
	2.	Dull knives	2.	Sharpen knives
Torn grain	1.	Cut too heavy	1.	Review proper depth of
				cut
	2.	Knives cutting against the grain	2.	Feed wood with the grain
				or turn workpiece end for
				end
	3.	Dull knives	3.	Sharpen knives
Rough/Raised grain	1.	Dull knives	1.	Sharpen knives
	2.	Cut too heavy	2.	Review proper depth of
				cut
	3.	Moisture content too high	3.	Dry the wood
Wavering moulding pattern	1.	Improper guide set-up	1.	Review proper guide set-
				up
	2.	Horizontal play of planer bed table	2.	Remove play in planer
				bed
Tear-out at end of moulding	1.	Improper grain direction	1.	Orient boards in opposite
				direction
	2.	Inadequate outfeed roller pressure	2.	Adjust feed roller pres-
				sure
Uneven depth of cut	1.	Knife projection not uniform	1.	Reset knives
side to side	2.	Cutterhead not levelled to planer bed	2.	Level bed to cutterhead

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