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ICP
Furnace

Model # GNM125N20A3 Official ICP gas furnace

Here are the diagrams and repair parts for Official ICP GNM125N20A3 gas furnace, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 88 parts  |
Furnace Blower Fan Wheel (replaces 1009147) 1011420
#3

Replacement parts diagram

Furnace blower fan wheel (replaces 1009147)

Part #1011420

$160.43 | 
7% OFF Phone Price : $172.43
In Stock
Valve-nat 1011024
#19

Replacement parts diagram

Valve-nat

Part #1011024

Replaced by #1170430

?
Manufacturer substitution
This part replaces 1011024. Substitute parts can look different from the original.
$674.90 | 
$12.00 OFF Phone Price : $686.90
In Stock
Drain Trap 1010537
#15

Replacement parts diagram

Drain trap

Part #1010537

Replaced by #1011850

?
Manufacturer substitution
This part replaces 1010537. Substitute parts can look different from the original.
$131.64
In Stock
Ht Ex M Ss + 1008879
#1

Replacement 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
In Stock
Gsket Air In 1008746
#JJ

Replacement parts diagram

Gsket air in

Part #1008746

This item is not returnable
$2.16
In Stock
Control Limi 34332903
#27

Replacement parts diagram

Control limi

Part #34332903

$49.11
In Stock
Coupling 1002522

#NI

All parts diagram

Coupling

Part #1002522

$12.97
In Stock
Gskt Burn Bx 1008761
#LL

Replacement parts diagram

Gskt burn bx

Part #1008761

$25.29
In Stock
Gskt Htx Bnr 2480907
#NN

Replacement parts diagram

Gskt htx bnr

Part #2480907

This item is not returnable
$7.46
In Stock
Clamp Capctr 1095020
#SS

Replacement parts diagram

Clamp capctr

Part #1095020

$100.98
In Stock

Symptoms for gas ranges

Why won't my range's gas burner spark or ignite?

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

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Why isn't my range's gas burner heating properly?

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

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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.…

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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…

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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.…

Read more
Repair difficulty
Time required
 45 minutes or less

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