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Delta
Table Saw

Model # 34-440 (SN88J00001 THRU 90C12579) Official Delta 10" contractor saw

Here are the diagrams and repair parts for Official Delta 34-440-SN88J00001-THRU-90C12579 10" contractor saw, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 259 parts  |
Washer 904-01-033-1451
#54

Table/extension/miter gage body diagram

Washer

Part #904-01-033-1451

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

Hex Wrench 955-03-010-0006
Hex wrench

Part #955-03-010-0006

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

Spacer 422-04-104-0001
#14

Table/extension/miter gage body diagram

Spacer

Part #422-04-104-0001

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

Screw 901-01-060-0605
#55

Table/extension/miter gage body diagram

Screw

Part #901-01-060-0605

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

Grd Cover 1088315
#178

Blade/front trunnion/guard diagram

Grd cover

Part #1088315

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

Rivit 1087794
#22

Table/extension/miter gage body diagram

Rivit

Part #1087794

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

Bearing 1086894
#155

Blade/front trunnion/guard diagram

Bearing

Part #1086894

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

Cap Nut 1086388
#67

Table/extension/miter gage body diagram

Cap nut

Part #1086388

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

Pin 1087811
#66

Table/extension/miter gage body diagram

Pin

Part #1087811

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

Table Saw Drive Belt 49-034

#NI05

All parts diagram

Table saw drive belt

Part #49-034

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

Symptoms for table saws

Choose a symptom to see related table saw repairs.

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Why doesn't my table saw start?

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

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Why does my table saw make bad cuts?

Main causes: dirty saw blade, dull or damaged saw blade, blade alignment needs adjustment…

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Why can't I adjust the blade height on my table saw?

Main causes: saw dust build up, blade elevating and tilting mechanisms need lubrication…

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Why does my table saw's blade spin too slow?

Main causes: worn motor brushes, faulty drive motor, using an improper extension cord…

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Why does my table saw make bad angle cuts?

Main causes: blade alignment needs adjustment, worn blade, bevel positive stops need adjustments, bevel pointer needs ad…

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Why does my table saw's overload trip?

Main causes: worn motor brushes, bad drive motor, faulty overload switch, using an improper extension cord, binding saw …

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Repair guides for table saws

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

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How to replace a table saw drive motor

How to replace a table saw drive motor

You can replace a table saw drive motor that is weak or won't run. Here’s how.…

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Repair difficulty
Time required
 45 minutes or less
How to adjust a table saw blade

How to adjust a table saw blade

If the table saw isn’t cutting parallel to the miter gauge groove, adjust the cutting blade following the instructions i…

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Repair difficulty
Time required
 30 minutes or less
How to replace a table saw motor brush set

How to replace a table saw motor brush set

Worn motor brushes can make the table saw motor run weak. Here’s how to replace them. …

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Repair difficulty
Time required
 45 minutes or less

Articles and videos for table saws

Use the advice and tips in these articles to get the most out of your table saw.

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How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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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 use a table saw safely

How to use a table saw safely

Learn some of the basic rules for safely operating a table saw.…

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