Troubleshooting: Planer Operating Problems - Powermatic 201 Operating Instructions And Parts Manual

Troubleshooting: Planer Operating Problems

Trouble
Snipe.
Fuzzy grain.
Torn grain.
Rough/raised grain.
Rounded, glossy
surface.
Poor feeding of
lumber.
Probable Cause
Table rollers not set properly.
Inadequate support of long boards.
Uneven feed roller pressure front to
back.
Dull knives.
Lumber not butted properly.
Planing wood with a high moisture
content.
Dull knives.
Too heavy a cut.
Knives cutting against grain.
Dull knives.
Dull knives.
Excessive depth of cut.
Moisture content too high.
Dull knives.
Inadequate feed roller pressure.
Planer table rough or dirty.
Belts are slipping.
Surface of feed rollers has been worn
too smooth.
Remedy
Adjust table rollers to proper height.
Support long boards with a roller
stand.
Adjust feed roller tension.
Sharpen or replace knives.
Rotate or replace knife inserts.
Butt end-to-end each piece of stock
as they pass through.
Remove moisture from wood by
drying, or use different stock.
Sharpen or replace knives.
Rotate or replace knife inserts.
Adjust proper depth of cut.
Try to cut with the grain for finish cut.
Sharpen or replace knives.
Rotate or replace knife inserts.
Sharpen or replace knives.
Rotate or replace knife inserts.
Decrease cutting depth.
Remove moisture from wood by
drying, or use different stock.
Sharpen or replace knives.
Rotate or replace knife inserts.
Adjust feed roller tension. If proper
tension cannot be achieved, replace
feed roller(s).
Clean off pitch and residue; apply
light coat of paste wax to planer table.
Check belt tension and make any
needed adjustments.
Lightly roughen the feed roller surface
with sandpaper.
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