ICP
Furnace

Model # GNJ125N20A1 Official ICP gas furnace

Here are the diagrams and repair parts for Official ICP GNJ125N20A1 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  |

Cap Rnrd 1094956
#5

Functional replacement parts diagram

Cap rnrd

Part #1094956

Replaced by #12908

?
Manufacturer substitution
This part replaces 1094956. Substitute parts can look different from the original.
This item is not returnable
$5.26
16% OFF Phone Price : $6.26
Back Order
Limit Switch 1005549
#17

Functional replacement parts diagram

Limit switch

Part #1005549

Replaced by #1013102

?
Manufacturer substitution
This part replaces 1005549. Substitute parts can look different from the original.
$15.62
11% OFF Phone Price : $17.62
In Stock
Gskt Htx Bnr 2480907
#1A

Functional replacement parts diagram

Gskt htx bnr

Part #2480907

This item is not returnable
In Stock
Furnace Burner 1008726
#10

Functional replacement parts diagram

Furnace burner

Part #1008726

In Stock
Switch 611872
#4

Functional replacement parts diagram

Switch

Part #611872

In Stock
Front Panel 1008073
#1B

Functional replacement parts diagram

Front panel

Part #1008073

In Stock
Module 1009947
#6

Functional replacement parts diagram

Module

Part #1009947

Replaced by #1011671

?
Manufacturer substitution
This part replaces 1009947. Substitute parts can look different from the original.
In Stock
Filter Rack 741010039
#14

Non-functional replacement parts diagram

Filter rack

Part #741010039

Replaced by #741010039

?
Manufacturer substitution
This part replaces 741010039. Substitute parts can look different from the original.
In Stock
Base 1010114
#17

Non-functional replacement parts diagram

Base

Part #1010114

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

Bracket Door Switch 1008916
#19

Non-functional replacement parts diagram

Bracket door switch

Part #1008916

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.…