ICP
Furnace

Model # NHGG100AH03 Official ICP furnace

Here are the diagrams and repair parts for Official ICP NHGG100AH03 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 100 parts  |

L Gas Valve 1003755
#5A

Functional replacement parts diagram

L gas valve

Part #1003755

Replaced by #36C03-333

?
Manufacturer substitution
This part replaces 1003755. Substitute parts can look different from the original.
$277.97
$12.00 OFF Phone Price : $289.97
In Stock
N Gas Valve 1003754
#5

Functional replacement parts diagram

N gas valve

Part #1003754

Replaced by #36C03-333

?
Manufacturer substitution
This part replaces 1003754. Substitute parts can look different from the original.
$277.97
$12.00 OFF Phone Price : $289.97
In Stock
Furnace Blower Fan Wheel (replaces 1149145, 1162422, 1645225, 1665008, 1680076, 1695012, 24020801, 600957, 601004, 72978, H600587) 600587
#12B

Functional replacement parts diagram

Furnace blower fan wheel (replaces 1149145, 1162422, 1645225, 1665008, 1680076, 1695012, 24020801, 600957, 601004, 72978, h600587)

Part #600587

$130.20
8% OFF Phone Price : $142.20
In Stock
Capacitor 638105
#11A

Functional replacement parts diagram

Capacitor

Part #638105

Replaced by #12910

?
Manufacturer substitution
This part replaces 638105. Substitute parts can look different from the original.
$8.37
11% OFF Phone Price : $9.37
In Stock
Blower Wheel 96319
#12C

Functional replacement parts diagram

Blower wheel

Part #96319

In Stock
Heat Exchanger 1150183
#4B

Functional replacement parts diagram

Heat exchanger

Part #1150183

In Stock
Blower Wheel 638195
#12D

Functional replacement parts diagram

Blower wheel

Part #638195

In Stock
Furnace Blower Fan Wheel 611795
#12A

Functional replacement parts diagram

Furnace blower fan wheel

Part #611795

In Stock
Capacitor 751816
#11

Functional replacement parts diagram

Capacitor

Part #751816

Replaced by #12907

?
Manufacturer substitution
This part replaces 751816. Substitute parts can look different from the original.
This item is not returnable
$4.87
17% OFF Phone Price : $5.87
In Stock
Transformer 638010
#16

Functional replacement parts diagram

Transformer

Part #638010

Replaced by #90-4031F

?
Manufacturer substitution
This part replaces 638010. Substitute parts can look different from the original.
In Stock

Repair guides for electric wall ovens

How to replace a wall oven broil element

How to replace a wall oven broil element

Follow these step-by-step instructions to replace the broiler element in an electric oven.…

Repair difficulty
Time required
 15 minutes or less
How to replace a temperature sensor on an electric wall oven

How to replace a temperature sensor on an electric wall oven

These step-by-step instructions guide you through replacing a temperature sensing probe on an electric wall oven.…

Repair difficulty
Time required
 15 minutes or less
How to replace a wall oven hidden bake element

How to replace a wall oven hidden bake element

These step-by-step instructions guide you through replacing the hidden bake element.…

Repair difficulty
Time required
 30 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.…