SWISS TEC ST-330 TP, Operator'S Manual

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12
TROUBLE-SHOOTING
PROBLEM POSSIBLE CAUSE SOLUTION
Snipe 1. Table rollers not set properly. 1. Adjust rollers to proper height.
2. Inadequate support of long boards. 2. Support long boards with
( NOTE : Snipe can be extension rollers.
minimized but not 3. Uneven feed roller pressure front to back. 3. Adjust feed roller tension.
eliminated) 4. Dull knives. 4. Sharpen knives.
5. Lumber not butted properly. 5. Butt end to end each piece
of stock as they pass through.
Fuzzy Grain 1. Planning wood with a high moisture 1. Remove high moisture
content. content from wood by drying.
2. Dull knives. 2. Sharpen or replace.
Torn Grain 1. Too heavy a cut. 1. Adjust proper depth of cut.
2. Knives cutting against grain. 2. Cut along the grain.
3. Dull knives. 3. Sharpen knives.
Rough/Raised Grain 1. Dull knives. 1. Sharpen knives.
2. Too heavy a cut. 2. Adjust proper depth.
3. Moisture content too high. 3. Remove high moisture
content from wood by drying.
Rounded, glossy 1. Dull knives. 1. Sharpen or replace knives.
surface 2. Feed speed too slow. 2. Increase speed.
3. Cutting depth too shallow. 3. Increase depth.
Poor feeding of lumber. 1. Inadequate feed roller pressure. 1. Adjust feed roller tension. If
proper tension cannot be
achieved, replace feed
rollers.
2. Planer bed rough or dirty. 2. Clean pitch and residue, and
wax planer table.
3. Transmission v-belt slipping. 3. Tighten transmission v-belt.
4. Surface of feed rollers too smooth. 4. Lightly roughen the feed
roller surface with sandpaper.