
13
11. Troubleshooting
Problem
Possible Cause
Solution
Sander will not start
1. Sander is unplugged
1. Check all plug connections
2. Fuse blown or circuit breaker tripped
2. Replace fuse or reset circuit breaker
3. Cord damaged
3. Replace cord
Sanding disc does not come up to speed
1. Extension cord too tight or too long
1. Replace with adequate size and length cord
2. Low current
2. Contact a qualified electrician
Machine vibrates excessively
1. Stand or base is on an uneven surface
1. Place stand or base on an even surface or
bolt it down
Sanded edge is not square
1. Table not square to sanding disc
1. Use a square to adjust the table
Sanding marks on wood
1. Work held still
1. Keep workpiece moving
2. Wrong grit sanding disc
2. Use coarser grit for stock removal and fine
grit for finishing
3. Feed pressure too great
3. Never force the workpiece