Ryobi BS902 manual Troubleshooting, Problem Cause Solution

Page 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 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 too small radius or turning the material too fast when cutting.

2.Use correct cutting technique. See section, Operation.

3.Thrust bearings scarred or not rotating.

3. Replace the thrust bearings.

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 properly adjusted.

1.Adjust upper and lower blade 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 loosened.

1.Tighten blade guide screws securely.

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Contents OPERATOR’S Manual Save this Manual for Future ReferenceWarranty IntroductionGeneral Safety Rules Read ALL Instructions Blade Coasts After Being Turned OFF Specific Safety Rules  Before Making a CUT, be Sure ALL ADJUST- Ments are SecureSymbols Symbol Name DESIGNATION/EXPLANATIONService Symbol Signal MeaningSpeed and Wiring ElectricalExtension Cords Grounding InstructionsGlossary of Terms Features Product SpecificationsLatch Blade Guard SAW Blade Miter Gauge SAW Table LatchAngle Adjustment Knob Scale and Scale IndicatorSwitch and Switch KEY Know Your Band SAWLoose Parts List Tools NeededCombination Square Phillips Screwdriver WasherAssembly UnpackingMounting Band SAW to Workbench Clamping Band SAW to WorkbenchMounting the SAW Table See Figures 6Screw SAW SAW Table Bracket Lock Knob BoltAdjusting Blade Tension Squaring the SAW Table to the BladeSee Figures 9 To Adjust Tracking the BladeAttaching the Worklight If the blade has moved left or right of centerCutting Procedures OperationApplications Basic Operation of the Band SAWLocking the Switch Scroll CuttingRemoving Jammed Material Avoiding InjuryUsing the Miter Gauge Using the RIP FenceTilting the Table See Figures 13Adjustments Installing and Adjusting the BladeSee Figures 16 BladeAdjusting Blade Guide Assembly Blade Guide Knob Assembly Lock Unlock LockSee Figures 18 See Figures 20 Blade Guard Removed For Clarification only Blade Guide Screws Support Screw Thrust Bearing Lower Blade Maintenance General MaintenanceLubrication MOTOR/ELECTRICALTires BrushesDrive Belt See Figures 24Troubleshooting Problem Cause SolutionPage Service Model NO. and Serial no
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