Model # T9UHX100L20A Official ICP gas furnace

Here are the diagrams and repair parts for Official ICP T9UHX100L20A 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.

Installation guide

Model diagram and schematic

SEARCH WITHIN THIS MODEL

ALL PARTS

Showing 10 of 86 parts |

Furnace diagram

Furnace electronic control board

Part #1172550

$269.24 |

$12.00 OFF Phone Price : $281.24

In Stock

Qty

#SS

Furnace diagram

Gasket

Part #1171987

$27.76

In Stock

Qty

#EE

Furnace diagram

Top burner

Part #1013704

$268.44

In Stock

Qty

#NI

Furnace diagram

Drain tube

Part #1171994

This item is not returnable

$7.17

In Stock

Qty

#NI

Furnace diagram

Gasket

Part #1172000

$33.91

In Stock

Qty

#FF

Furnace diagram

Bracket

Part #1012377

$341.23

In Stock

Qty

#NI

Furnace diagram

Gasket

Part #1012583

$21.54

In Stock

Qty

Furnace diagram

Gasket

Part #1012605

$46.38

In Stock

Qty

#NI

Furnace diagram

Vent

Part #1012697

$23.53

In Stock

Qty

Furnace diagram

Furnace door switch

Part #1171981

$16.66

In Stock

Qty

Symptoms for electric water heaters

Why does my water heater's heating element fail often?

Main causes: excessive tank sediment, high voltage supply…

Why does the temperature of my hot water fluctuate?

Main causes: thermostats need adjustment, bad heating elements, faulty thermostats, tank sediment build-up, broken dip t…

How to replace a water heater element

If your water heater runs out of hot water quickly and one of the two heating elements has failed, replace the element f…

Repair difficulty

Time required

30 minutes or less

How to replace an electric water heater thermostat

If the water temperature fluctuates or you don't get enough hot water, follow these instructions to replace your water h…

Repair difficulty

Time required

30 minutes or less

How to replace a water heater temperature and pressure (T&P) relief valve

Replace a broken temperature/pressure (T&P) relief valve on an electric water heater using these instructions.…

Repair difficulty

Time required

15 minutes or less

Effective articles & videos to help repair your furnaces

View all

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

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

Top questions about Sears and Sears PartsDirect

Model # T9UHX100L20A Official ICP gas furnace

Model diagram and schematic

SEARCH WITHIN THIS MODEL

Symptoms for electric water heaters

Why does my water heater's heating element fail often?

Why does the temperature of my hot water fluctuate?

Repair guides for electric water heaters

How to replace a water heater element

How to replace an electric water heater thermostat

How to replace a water heater temperature and pressure (T&P) relief valve

Effective articles & videos to help repair your furnaces

How to get your furnace ready for winter

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

Top questions about Sears and Sears PartsDirect

Parts & More

Stay Connected

Quick links

Let us help you

More resources