Use and Care Manual

20
Troubleshooting: Performance Problems
Trouble Probable Cause Remedy
Table rollers not set properly. Adjust rollers to proper height.
Inadequate support of long boards.
Support long boards with extension
rollers.
Uneven feed roller pressure front to
back.
Adjust feed roller tension.
Dull knives. Replace knives.
Snipe.
(NOTE: Snipe can be
minimized until
negligible, but not
eliminated.)
Lumber not butted properly.
Butt end to end each piece of stock
as they pass through machine.
High moisture content in wood.
Remove moisture by drying, or use
different stock.
Fuzzy grain.
Dull knives. Replace knives.
Too heavy a cut. Adjust proper depth of cut.
Knives cutting against grain. Cut along the grain.
Torn grain.
Dull knives. Replace knives.
Dull knives. Replace knives.
Too heavy a cut. Adjust proper depth.
Rough/Raised grain.
Moisture content too high.
Remove moisture by drying, or use
different stock.
Dull knives. Replace knives.
Feed speed too slow. Increase speed.
Rounded, glossy
surface.
Cutting depth too shallow. Increase depth.
Inadequate feed roller pressure.
Adjust feed roller tension. If proper
tension cannot be achieved, replace
feed rollers.
Planer table rough or dirty.
Clean pitch and residue, and apply
paste wax to planer table.
V-belt is slipping. Tighten v-belt.
Poor feeding of
lumber.
Surface of feed roller is clogged. Clear pitch and residue out of teeth.