Ryobi BS903 Manuel d'utilisateur télécharger pdf (Page 24)

24

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 Assembly

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 Assembly

section, Adjusting Blade Tension.

2. Kink in blade caused by cutting 2. Use correct cutting technique.

too small radius or turning the See Operation

section.

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 Assembly

section, Adjusting Blade Tension.

2. Blade guide bearings are 2. Adjust upper and lower blade

in contact with the blade.

guides and bearings. See Adjust-

ments sections, Adjusting Blade

Guide Support, Thrust Bearings,

and Blade Guide Bearings.

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 section, Adjusting Blade

Guide Support, Thrust Bearings,

and Blade Guide Bearings.

2. Worn or defective blade. 2. Replace blade.

Blade guides will not stay in position. 1. Blade guide set screws have 1. Tighten blade guide set screws

loosened. securely.

Ryobi BS903 Manuel d'utilisateur Page 24