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Porter Cable 7721 band saw Parts
Here are the diagrams and repair parts for Porter Cable 7721 band saw, as well as links to manuals and error code tables, if available.
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Browse Parts for 7721 Power Tools
Porta-band diagram
Clamp Nut
Part #803637
The manufacturer no longer makes this part, and there's no substitute part
Porta-band diagram
Guide Roller
Part #863569
The manufacturer no longer makes this part, and there's no substitute part
Porta-band diagram
Chain
Part #802524
The manufacturer no longer makes this part, and there's no substitute part
Porta-band diagram
Tire Pully
Part #844868
The manufacturer no longer makes this part, and there's no substitute part
Porta-band diagram
Knob Set
Part #691428
The manufacturer no longer makes this part, and there's no substitute part
Porta-band diagram
Reliever
Part #810882
The manufacturer no longer makes this part, and there's no substitute part
Porta-band diagram
Bearing
Part #855196
The manufacturer no longer makes this part, and there's no substitute part
Porta-band diagram
Bearing
Part #855195
The manufacturer no longer makes this part, and there's no substitute part
Porta-band diagram
Lock Washer
Part #802429
The manufacturer no longer makes this part, and there's no substitute part
Porta-band diagram
Housing Screw
Part #838733
The manufacturer no longer makes this part, and there's no substitute part
Symptoms for band saws
Choose a symptom to see related band saw repairs.
Main causes: dull blade, using the wrong type of blade, feeding work piece to quickly, loose blade tension…
Main causes: broken saw blade, bad drive belt, damaged rubber tire…
Main causes: damaged rubber tire, worn wheel bearings, loose blade tension, dull saw blade…
Main causes: dull blade, improper feeding, loose blade tension, not using a work piece guide…
Main causes: dull blade, using the wrong type of blade, weak drive motor…
Main causes: angle indicator needs adjustment, dull blade…
Main causes: lack of electrical power, broken power cord, bad on/off switch, faulty drive motor…
Repair guides for band saws
These step-by-step repair guides will help you safely fix what’s broken on your band saw.
How to replace a band saw on-off switch
If the switch won't turn the band saw on or off, it could be defective. Replace the switch, using these steps.…
Repair time and Difficulty
15 minutes or less
How to replace a band saw drive belt
If the motor runs but the blade doesn't move, it could be that the drive belt is broken. Here's how to replace it.…
Repair time and Difficulty
15 minutes or less
How to replace a band saw blade
If the saw blade is dull or damaged and isn't cutting cleanly, replace the blade following these steps.…
Repair time and Difficulty
15 minutes or less
Articles and videos for band saws
Use the advice and tips in these articles and videos to get the most out of your band saw.
Get answers to frequently asked questions about Sears and Sears PartsDirect.…
Learn how to tell whether a fuse is blown…
Learn how to use a multimeter to check for wiring problems in an appliance that's not working…
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