Jet 708531 wood planer ユーザーガイド
25
Troubleshooting
Performance Troubleshooting
Problem Possible
Cause
Solution
Snipe
Note: Snipe can
be minimized but
not eliminated
be minimized but
not eliminated
Table rollers not set properly.
Adjust rollers to proper height
Inadequate support of long
boards.
boards.
Support long boards with extension rollers.
Uneven feed roller pressure front
to back.
to back.
Adjust feed roller tension
Dull knives.
Sharpen knives.
Lumber not butted properly.
Butt end to end each piece of stock as they
pass through.
pass through.
Fuzzy Grain
Planing wood with a high
moisture content.
moisture content.
Remove high moisture content from wood by
drying.
drying.
Dull knives.
Sharpen or replace.
Torn Grain
Too heavy a cut.
Adjust proper depth of cut
Knives cutting against grain.
Cut along the grain.
Dull knives.
Sharpen knives.
Rough/Raised
Grain
Grain
Dull knives.
Sharpen knives.
Too heavy a cut.
Adjust proper depth.
Moisture content too high.
Remove high moisture content from wood by
drying.
drying.
Rounded, glossy
surface
surface
Dull knives.
Sharpen or replace knives.
Feed speed too slow.
Increase speed.
Cutting depth too shallow.
Increase depth.
Poor feeding of
lumber.
lumber.
Inadequate feed roller pressure.
Adjust feed roller tension. If proper tension
cannot be achieve, replace feed rollers
cannot be achieve, replace feed rollers
Planer bed rough or dirty.
Clean pitch and residue, and wax planer table.
Transmission v-belt slipping.
Tighten transmission v-belt.
Surface of feed rollers clogged.
Clear pitch and residue out of teeth.
Uneven depth of
cut side to side.
cut side to side.
Knife projection.
Adjust knife projection.
Cutterhead not level with bed.
Level bed.
Board thickness
does not match
depth of cut
scale.
does not match
depth of cut
scale.
Depth of cut scale incorrect.
Adjust depth of cut scale.