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16 — English
TROUBLESHOOTING
PROBLEM CAUSE
SOLUTION
Motor will not run.
1. Problem with On/Off switch or
1. Have worn parts replaced before
power cord.
using band saw again.
2. Motor defective.
2. Do not attempt any repair. Have
tool repaired by a qualified
service technician.
3. Blade is binding.
3. Remove jammed material.
Blade does not run in the approxi-
1. Not tracking properly.
1. Adjust tracking, See
ADJUSTMENTS
mate center of the upper wheel.
section, “
Tracking the Blade”.
2. Have tool repaired by a qualified
service technician.
Band Saw slows down when
1. Cutting too small a radius.
1. Stop feeding and back up the cutting
material slightly until the band
saw speeds up.
2. Dull blade.
2. Replace blade.
Blade breaking.
1. Too much blade tension.
1. Adjust tension. See
ADJUSTMENTS
section,
Adjusting Blade Tension.
2. Kink in blade caused by cutting
2. Use correct cutting technique.
too small radius or turning the
See section,
Operation
.
material too fast when cutting.
3. Thrust bearings scarred or not
3. Replace the thrust bearings.
rotating.
Saw is noisy when running.
1. Too much blade tension.
1. Adjust tension. See
ADJUSTMENTS
section,
Adjusting Blade Tension.
2. Blade guides and bearings
2. Adjust upper and lower blade
are in contact with the blade.
guides and bearings. See
ADJUSTMENTS
sections,
Adjusting
Thrust Bearings and Blade Guide
Support.
Blade will not cut straight.
1. Blade guides and bearings not
1. Adjust upper and lower blade guides
properly adjusted.
and bearings. See
ADJUSTMENTS
sections,
Adjusting Thrust Bearings
and Blade Guide Support.
2. Worn or defective blade.
2. Replace blade.
Blade guides will not stay in position. 1. Blade guide screws have
1. Tighten blade guide screws securely.
loosened.
Motor runs but blade does not turn
1. Tension not set properly.
1. Use Rapidset Blade Tension Lever to
set tension.
2. Drive belt broken.
2. Have tool repaired by a qualified
service technician.
NOTE: FIGURES (ILLUSTRATIONS) START ON PAGE 17 AFTER
FRENCH AND SPANISH LANGUAGE SECTIONS.
Summary of Contents for BS904
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