ICP
Furnace

Model # F9MXT1002120A1 Official ICP gas furnace

Here are the diagrams and repair parts for Official ICP F9MXT1002120A1 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 60 parts  |

Furnace Door Switch 1171981
#9

Door assy diagram

Furnace door switch

Part #1171981

In Stock
Switch Mai 1184421
#17

Heat exchanger diagram

Switch mai

Part #1184421

In Stock
Trap Assembly 1184288
#23

Furnace diagram

Trap assembly

Part #1184288

$34.30
15% OFF Phone Price : $40.30
In Stock
Furnace Temperature Limit Switch 1177033
#16A

Burner diagram

Furnace temperature limit switch

Part #1177033

This item is not returnable
In Stock
Orifice 1185574
#14

Burner diagram

Orifice

Part #1185574

Replaced by #1186372

?
Manufacturer substitution
This part replaces 1185574. Substitute parts can look different from the original.
In Stock
Screw 1/4 1178570
#VV

Furnace diagram

Screw 1/4

Part #1178570

This item is not returnable
In Stock
Indicator 1184526
#LL

Door assy diagram

Indicator

Part #1184526

This item is not returnable
In Stock
Harness Ma 1184507
#NI

Furnace diagram

Harness ma

Part #1184507

In Stock
Furnace Electronic Control Board 1184408
#8

Furnace diagram

Furnace electronic control board

Part #1184408

$355.64
$12.00 OFF Phone Price : $367.64
In Stock
Harness 1184505
#KK

Furnace diagram

Harness

Part #1184505

In Stock

Symptoms for gas ranges

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

Repair difficulty
Time required
 15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

Repair difficulty
Time required
 60 minutes or less
How to replace a range spark igniter electrode

How to replace a range spark igniter electrode

Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel range.…

Repair difficulty
Time required
 45 minutes or less

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.…