-22-
Model G0843P (Mfd. Since 11/17)
Sander Operation
Symptom
Possible Cause
Possible Solution
Miter bar binds in
miter slot.
1. Miter slot dirty or gummed up.
1. Carefully clean miter slot with mineral spirits or
resin-dissolving cleaner.
Workpiece angle
incorrect or out of
square.
1. Miter slot not parallel with face of sanding
disc.
2. Table tilt not calibrated correctly.
3. Miter gauge not perpendicular to face of
sanding disc.
1. Set table gap and parallelism (
Page 23).
2. Calibrate table tilt. (
Page 24).
3. Calibrate miter gauge (
Page 24).
Sandpaper clogs
quickly or burns.
1. Sanding disc grit too fine for job.
2. Workpiece too moist.
3. Sanding pressure/depth too aggressive.
4. Paint, varnish, pitch, or other coating is
loading up sanding disc.
5. Sanding soft workpiece.
6. Work held still for too long.
1. Replace with coarser grit sanding disc (
Page 16).
2. Make sure moisture content is below 20%.
3. Reduce sanding pressure/depth, or install coarser
grit sanding disc (
Page 16).
4. Replace with coarser grit sanding disc (
Page 16), or
strip coating off before sanding.
5. Use different stock, or, accept characteristics of
stock and plan on cleaning/replacing sanding discs
frequently.
6. Move workpiece more frequently across sanding
disc (
Page 17).
Glossy spots, burn-
ing, or streaks on
workpiece.
1. Sanding disc too fine for the desired finish.
2. Work held still for too long.
3. Workpiece is too moist.
4. Sanding stock with high residue.
5. Worn sanding disc.
6. Sanding pressure too aggressive.
1. Replace with coarser grit sanding disc (
Page 16).
2. Move workpiece more frequently across sanding
disc (
Page 17).
3. Make sure moisture content is below 20%.
4. Use different stock, or, accept characteristics of
stock and plan on cleaning/replacing sanding discs
frequently.
5. Replace sanding disc (
Page 16).
6. Reduce sanding pressure, or install coarser
grit sanding disc (
Page 16).
Abrasive rubs off
the disc easily.
1. Sanding disc has been stored in an
incorrect environment.
1. Replace; store sanding discs away from extremely
dry, hot, or damp conditions.
