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Trane
Furnace

Model # TUD100C945H1 Official Trane gas furnace

Here are the diagrams and repair parts for Official Trane TUD100C945H1 gas furnace, 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 79 parts  |
Capacitor CPT00088
#10

Blower assembly diagram

Capacitor

Part #CPT00088

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

Bracket BRK00691
#7

Blower assembly diagram

Bracket

Part #BRK00691

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

Bracket BRK00690
#6

Blower assembly diagram

Bracket

Part #BRK00690

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

Igniter IGN00054
#6

Burner assembly diagram

Igniter

Part #IGN00054

Replaced by #41-408

?
Manufacturer substitution
This part replaces IGN00054. Substitute parts can look different from the original.
$49.99 | 
9% OFF Phone Price : $54.99
In Stock
Pressure Switch SWT01741
#32

General assembly diagram

Pressure switch

Part #SWT01741

Replaced by #SWT02357

?
Manufacturer substitution
This part replaces SWT01741. Substitute parts can look different from the original.
$120.41 | 
8% OFF Phone Price : $130.41
In Stock
Support SUP00737
#8

Blower assembly diagram

Support

Part #SUP00737

Replaced by #SUP3399

?
Manufacturer substitution
This part replaces SUP00737. Substitute parts can look different from the original.
$8.77
In Stock
Transformer TRR00783
#24

General assembly diagram

Transformer

Part #TRR00783

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

Control; Fuse Link Open At 333 Deg F (2) CNT01068
#11

Burner assembly diagram

Control; fuse link open at 333 deg f (2)

Part #CNT01068

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

Tie: Cable 8-1/2 In. TIE00026

#NI13

All parts diagram

Tie: cable 8-1/2 in.

Part #TIE00026

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

Spring: Door Retainer Included In Cover Assembly (2) SPG00309
#7

General assembly diagram

Spring: door retainer included in cover assembly (2)

Part #SPG00309

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

Effective articles & videos to help repair your furnaces

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

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How to get your furnace ready for winter

How to get your furnace ready for winter

Get expert tips for preparing your furnace for winter. Follow maintenance tips to keep your furnace in top shape.…

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Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…

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Top questions about Sears and Sears PartsDirect

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

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