Craftsman 137.21241 operating instructions Troubleshooting Guide, Protection

Page 25

TROUBLESHOOTING GUIDE

!WARNING

To avoid injury from accidental starting, always turn switch OFF and unplug the tool before moving, replacing the blade or making adjustments.

TROUBLESHOOTING GUIDE - MOTOR

PROBLEM

PROBLEM CAUSE

SUGGESTED CORRECTIVE ACTION

Brake does not

1.

Motor brushes not sealed or lightly

1.

Inspect/clean/replace brushes. See

stop the blade

 

sticking.

 

MAINTENANCE section.

within 6 seconds.

2.

Motor brake overheated from use

2.

Use a recommended blade. Let cool

 

 

of defective or wrong size blade

 

down. See REMOVING OR INSTALLING

 

 

or rapid ON/OFF cycling.

 

THE BLADE section.

 

3.

Arbor bolt loose.

3. Retighten. See REMOVING OR

 

4.

Brushes cracked, damaged, etc.

 

INSTALLING THE BLADE section.

 

5.

Other.

4.

Replace brushes.

 

 

 

5. Contact Sears Service Center.

Motor does not

1.

Limit switch failure

1.

Replace limit switch.

start

2.

Brush worn.

2. Replace brushes. See MAINTENANCE

 

3.

Fuse blown or circuit breaker

 

section.

 

 

tripped on home panel.

3.

Verify there is electrical power at the

 

 

 

 

outlet.

Brush spark

1.

Brush worn.

1. Replace Brushes. See MAINTENANCE

when switch

2.

Other.

 

section.

released.

 

 

2.

Contact Sears Service Center.

TROUBLESHOOTING GUIDE - SAW OPERATION

 

 

PROBLEM

PROBLEM CAUSE

SUGGESTED CORRECTIVE ACTION

Blade hits table.

1.

Misalignment.

1.

See ADJUSTMENT - Cutting Head

 

 

 

 

Downward Travel Adjustment section.

Angle of cut not

1.

Miter table unlocked.

1.

See OPERATION - Miter Angle

accurate. Can

2.

Sawdust under table.

 

Adjustment section.

not adjust miter.

 

 

2.

Vacuum or blow out dust. WEAR EYE

 

 

 

 

PROTECTION.

Cutting arm

1.

Loose pivot points.

1.

Contact Sears Service Center.

wobbles.

 

 

 

 

Cutting arm will

1.

Pivot bolt too tight.

1.

Loosen pivot bolt lock nut (see adjustment

not fully raise,

2.

Pivot spring not replaced properly

 

section).

or blade guard

 

after service.

2.

Contact Sears Service Center.

won’t fully close.

3.

Sawdust build-up.

3.

Clean and lubricate moving parts.

Blade binds,

1.

Improper operation.

1.

See BASIC SAW OPERATION section.

jams, burns

2.

Dull or warped blade.

2.

Replace or sharpen blade.

wood.

3.

Improper blade size.

3.

Replace with 10 in. diameter blade.

 

4

Wood is moving during cut.

4.

Use hold down clamp to secure workpiece

 

 

 

 

to table.

Saw vibrates or

1.

Saw blade not round / damaged /

1.

Replace blade.

shakes.

 

loose.

2.

Tighten arbor bolt.

 

2.

Arbor bolt loose.

 

 

TROUBLESHOOTING GUIDE - LASER GUIDE

 

 

 

 

 

PROBLEM

PROBLEM CAUSE

SUGGESTED CORRECTIVE ACTION

The laser guide

1.

The batteries are dead.

1.

Replace with new AAA batteries.

fails to turn on.

2.

The battery contacts need

2.

Reload the batteries and make certain

 

 

adjustment.

 

that they make solid contact to the battery

 

 

 

 

spring.

25

Page 24 Page 26
Image 25
Page 24 Page 26
Contents Sears, Roebuck and Co., Hoffman Estates, IL60179 USA Warranty Table of ContentsProduct Specifications Shown below are some of the symbols you may see SymbolsProhibition Support and Clamp WorkPower Tool Safety Never Leave the Tool Running 24. ! DangerSpecific Safety Instructions for this Compound Miter SAW Compound Miter SAW SafetyKeep the Motor AIR Slots Clean and free of chips or dust Power Supply and Motor SpecificationsGrounding Instructions Electrical Requirements and SafetyAccessories Recommended AccessoriesCarton Contents Know Your Compound Miter SAW Compound Miter SAW Terms Glossary of TermsWoodworking Terms Assembly Instructions Assembly and AdjustmentsAssemble Stand FIG. A-1, A-2, A-3 Assemble Miter SAW to Stand FIG. A-4Installing the Dust BAG FIG. D Installing the Miter Handle FIG. BInstalling the Extension Wings Cutting Head FIG. CInstalling the HOLD-DOWN Clamp Assembly FIG. G To Install the Rear Extension Stay FIG. FRemoving or Installing the Blade Inserting and Replacing the Laser Batteries FIG. HFig. J Adjusting Fence Squareness FIG. L Adjustment InstructionsMiter Scale FIG. M Cutting ARM TravelMounting the Miter SAW FIG. R, S Bevel Stop Adjustment FIG. O, P, QTo avoid injury from unexpected saw movement Avoid Direct EYE Contact Equirements and Safety Before Each USE Inspect Your SAW AdjustmentsKeep Your Work Area Clean OperationWhen SAW is Running Dress for SafetyPlan Your Work Inspect Your WorkpieceTurning SAW on FIG Body and Hand Position FIG. UBefore Leaving the SAW Bevel CUT FIG Miter CUT FIG. WCompound CUT FIG. Y Cutting Bowed Material FIG. ZCutting Base Molding FIG. AA Bevel/Miter SettingsCutting Crown Molding FIG. BB, CC Replacing Carbon Brushes FIG. DD MaintenanceLower Blade Guard Emptying Sawdust BAGProtection Troubleshooting GuideParts List for SAW Schematic Parts List10 in. Compound Miter SAW Model no Schematic for SAWParts List and Schematic for Motor QTY Parts List and Schematic for StandHere’s what the Repair Protection Agreement* includes Repair Protection AgreementsGet it fixed, at your home or ours
Top Page Image Contents