TROUBLESHOOTING
Problem
Motor will not run.
Blade does not run in
the approximate center
of the upper wheel.
Band saw speed slows
down.
Blade breaking.
Saw is noisy when
running.
Blade will not cut
straight.
Motor runs but blade
does not turn.
28
Cause
1. Problem with On/Off
switch or power cord.
2. Damages motor.
3. Blade is binding.
Not tracking properly.
1. Cutting too small a radius. 1. Stop feeding and back up the
2. Dull blade.
1. Too much blade tension.
2. Kink in the blade caused
by cutting too small radius
or turning the material too
fast when cutting.
3. Thrust bearings scarred or
not rotating.
1. Too much blade tension.
2. Blade guides and bearings
are in contact with the
blade.
1. Blade guides and bearings
not properly adjusted.
2. Worn or damaged blade.
1. Blade tension not set
properly.
2. Drive belt broken
Remedy
1. Have worn parts replaced before
using band saw again.
2. Do not attempt any repair. Have
tool repaired by a qualified service
technician.
3. Remove jammed material.
1. Adjust tracking, See BLADE
TRACKING ADJUSTMENT
section.
2. Have tool repaired by a qualified
service technician.
cutting material slightly until the
band saw speeds up.
2. Replace blade.
1. Adjust blade tension. See BLADE
TENSION ADJUSTMENT section.
2. Use correct proper techniques.
See OPERATION section.
3. Replace the thrust bearings.
1. Reduce the blade tension. See
BLADE TENSION ADJUSTMENT
section.
2. Adjust upper and lower blade
guides and bearings. See
THRUST BEARINGS AND
BLADE GUIDE ADJUSTMENTS
section.
1. Adjust upper and lower blade
guides and bearings. See TRUST
BEARINGS AND BLADE GUIDE
ADJUSTMENTS section.
2. Replace blade.
1. Use blade tension lever to set
tension.
2. Have tool repaired by a qualified
service technician.