Troubleshooting – Ryobi BS903 User Manual
Page 16
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.
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.
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,
Blade Guide Support, and Blade
Guides.
Blade will not cut straight.
1. Blade guides and bearings not
1. Adjust upper and lower blade
properly adjusted.
guides and bearings. See adjust-
ments sections, Adjusting Thrust
Bearings, Blade Guide Support,
and Blade Guides.
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
loosened.
securely.
NOTE: FIGURES (ILLUSTRATIONS) START ON PAGE 17 AFTER
FRENCH AND SPANISH LANGUAGE SECTIONS.