ICP
Furnace

Model # GNL125N20B1 Official ICP gas furnace

Here are the diagrams and repair parts for Official ICP GNL125N20B1 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 74 parts  |

Trans 40 Va 1008782
#8

Unit parts diagram

Trans 40 va

Part #1008782

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

Cap Rnrd 1094956
#6

Unit 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
In Stock
Valve 1009093
#12

Unit parts diagram

Valve

Part #1009093

Replaced by #1170430

?
Manufacturer substitution
This part replaces 1009093. Substitute parts can look different from the original.
$674.90
$12.00 OFF Phone Price : $686.90
In Stock
Blower Wheel 1009147
#5

Unit parts diagram

Blower wheel

Part #1009147

Replaced by #1011420

?
Manufacturer substitution
This part replaces 1009147. Substitute parts can look different from the original.
$160.43
7% OFF Phone Price : $172.43
In Stock
Switch 1005548
#19

Unit parts diagram

Switch

Part #1005548

Replaced by #1013101

?
Manufacturer substitution
This part replaces 1005548. Substitute parts can look different from the original.
In Stock
Ht Ex M Ss + 1008879
#1

Unit parts diagram

Ht ex m ss +

Part #1008879

Replaced by #1014492

?
Manufacturer substitution
This part replaces 1008879. Substitute parts can look different from the original.
$809.06
$12.00 OFF Phone Price : $821.06
Back Order
Rail Galv Bl 57059
#H

Unit parts diagram

Rail galv bl

Part #57059

In Stock
Gskt Lmt Swt 1008778
#S

Unit parts diagram

Gskt lmt swt

Part #1008778

This item is not returnable
In Stock
Bracket Burn 1008722
#R

Unit parts diagram

Bracket burn

Part #1008722

In Stock
Baffle 707010031
#F

Unit parts diagram

Baffle

Part #707010031

In Stock

Repair guides for side-by-side refrigerators

How to replace a foamed-in-place door gasket in a side-by-side refrigerator

How to replace a foamed-in-place door gasket in a side-by-side refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. Replace a worn or damaged do…

Repair difficulty
Time required
 30 minutes or less
How to replace a refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Repair difficulty
Time required
 15 minutes or less
How to replace a defrost sensor in a side-by-side refrigerator

How to replace a defrost sensor in a side-by-side refrigerator

If frost is building up in the freezer of your side-by-side refrigerator, the defrost sensor could be at fault. You can …

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.…