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.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • In the search box below, enter all or part of the part number or the part’s name.

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

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
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

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.
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
9% OFF Phone Price : $132.41
In Stock
Transformer TRR00783
#24

General assembly diagram

Transformer

Part #TRR00783

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
11% OFF Phone Price : $55.99
In Stock
Screw, 8-15 Ab Hxw 3/8 S SCR01039

#NI11

All parts diagram

Screw, 8-15 ab hxw 3/8 s

Part #SCR01039

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

Wheel WHL00496
#4

Blower assembly diagram

Wheel

Part #WHL00496

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

Screw: 6-32 Ma Rnd 3/4 S SCR01036

#NI10

All parts diagram

Screw: 6-32 ma rnd 3/4 s

Part #SCR01036

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

Effective articles & videos to help repair your furnaces

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.…

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.…

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.…