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Porter Cable
Band Saw

Model # 7721 Official Porter Cable band saw

Here are the diagrams and repair parts for Official Porter Cable 7721 band saw, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 89 parts  |
Craftsman Power Tool Bearing 855284
#6

Porta-band diagram

Craftsman power tool bearing

Part #855284

The manufacturer no longer makes this part, and there's no substitute part

Craftsman Holder 865323
#3B

Porta-band diagram

Craftsman holder

Part #865323

The manufacturer no longer makes this part, and there's no substitute part

Washer 848741
#81

Porta-band diagram

Washer

Part #848741

The manufacturer no longer makes this part, and there's no substitute part

Screw 853480
#35

Porta-band diagram

Screw

Part #853480

The manufacturer no longer makes this part, and there's no substitute part

Drive Pulley 861702
#17

Porta-band diagram

Drive pulley

Part #861702

The manufacturer no longer makes this part, and there's no substitute part

Blade Guide 861799
#23

Porta-band diagram

Blade guide

Part #861799

The manufacturer no longer makes this part, and there's no substitute part

Porter Screw 858008
#71

Porta-band diagram

Porter screw

Part #858008

The manufacturer no longer makes this part, and there's no substitute part

Cord Clamp 861434
#33

Porta-band diagram

Cord clamp

Part #861434

The manufacturer no longer makes this part, and there's no substitute part

Seal 865090
#75

Porta-band diagram

Seal

Part #865090

The manufacturer no longer makes this part, and there's no substitute part

Screw 800191
#55

Porta-band diagram

Screw

Part #800191

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.

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Why does my band saw blade slip off the wheel?

Main causes: damaged rubber tire, worn wheel bearings, loose blade tension, dull saw blade…

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Why does my band saw make ragged cuts?

Main causes: dull blade, using the wrong type of blade, feeding work piece to quickly, loose blade tension…

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Why does my band saw make inaccurate bevel cuts?

Main causes: angle indicator needs adjustment, dull blade…

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Why won't my band saw cut straight?

Main causes: dull blade, improper feeding, loose blade tension, not using a work piece guide…

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Why won't my my band saw's blade move?

Main causes: broken saw blade, bad drive belt, damaged rubber tire…

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Why is my band saw cutting slowly?

Main causes: dull blade, using the wrong type of blade, weak drive motor…

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Why won't my band saw start?

Main causes: lack of electrical power, broken power cord, bad on/off switch, faulty drive motor…

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Repair guides for band saws

These step-by-step repair guides will help you safely fix what’s broken on your band saw.

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How to replace a band saw on-off switch

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.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a band saw drive belt

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.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a band saw blade

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.…

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Repair difficulty
Time required
 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.

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Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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How to tell if a fuse is blown

How to tell if a fuse is blown

Learn how to tell whether a fuse is blown…

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How to use a multimeter to test electrical parts video

How to use a multimeter to test electrical parts video

Learn how to use a multimeter to check for wiring problems in an appliance that's not working…

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