Ryobi RBS904 - Page 21

TROUBLE SHOOTING
PROBLEM CAUSE SOLUTION
Motor will not run. 1. Problem with ON/OFF switch
or power cord.
2. Motor defective.
3. Blade is binding.
1. Have worn parts replaced before
using the product again.
2. Do not attempt any repair. Have
tool repaired by a qualifi ed service
technician.
3. Remove jammed material.
Blade does not run in the
approximate centre of the
upper wheel.
1. Not tracking properly. 1. Adjust tracking, See ADJUSTMENTS
section, “Tracking the Blade”.
2. Have tool repaired by a qualifi ed
service technician.
Band saw slows down when
cutting.
1. Cutting too small a radius.
2. Dull blade.
1. Stop feeding and back up the cutting
material slightly until the band saw
speeds up.
2. Replace blade.
Blade breaking. 1. Too much blade tension.
2. Kink in blade caused by cutting
too small radius or turning the
material too fast when cutting.
3. Thrust bearings scarred or not
rotating.
1. Adjust tension. See ADJUSTMENTS
section, "Adjusting Blade Tension".
2. Use correct cutting technique. See
Operation section.
3. Replace the thrust bearings.
Saw is noisy when running. 1. Too much blade tension.
2. Blade guides and bearings are
in contact with the blade.
1. Adjust tension. See ADJUSTMENTS
section, "Adjusting Blade Tension".
2. Adjust upper and lower 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
properly adjusted.
2. Worn or defective blade.
1. Adjust upper and lower blade guides
and bearings. See ADJUSTMENTS
sections, "Adjusting Thrust Bearings
and Blade Guide Support".
2. Replace blade.
Blade guides will not stay in
position.
1. Blade guide screws have
loosened.
1. Tighten blade guide screws securely.
Motor runs but blade does
not turn
1. Tension not set properly.
2. Drive belt broken.
1. Use blade tension lever to set tension.
2. Have tool repaired by a qualifi ed
service technician.
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Original Instructions