ICP
Furnace

Model # NULK125DK08 Official ICP condensing gas furnace

Here are the diagrams and repair parts for Official ICP NULK125DK08 condensing 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 81 parts  |

Capacitor 602974
#6

Functional replacement diagram

Capacitor

Part #602974

Replaced by #12005

?
Manufacturer substitution
This part replaces 602974. Substitute parts can look different from the original.
$16.49
11% OFF Phone Price : $18.49
In Stock
Limit Switch 1005549
#28

Functional replacement 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
Furnace Fan Control Relay 1000742
#14

Functional replacement diagram

Furnace fan control relay

Part #1000742

$35.62
14% OFF Phone Price : $41.62
In Stock
Pilot Burner 1008604
#22

Functional replacement diagram

Pilot burner

Part #1008604

Replaced by #1149944

?
Manufacturer substitution
This part replaces 1008604. Substitute parts can look different from the original.
$118.36
9% OFF Phone Price : $130.36
In Stock
Furnace Blower Comb 1007360
#7

Functional replacement diagram

Furnace blower comb

Part #1007360

Replaced by #1011350

?
Manufacturer substitution
This part replaces 1007360. Substitute parts can look different from the original.
$636.16
$12.00 OFF Phone Price : $648.16
In Stock
Dpdt Relay 96467
#15

Functional replacement diagram

Dpdt relay

Part #96467

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

Adapter 1000471
#1

Non-functional replacement diagram

Adapter

Part #1000471

In Stock
Exchanger 1002295
#1

Functional replacement diagram

Exchanger

Part #1002295

In Stock
Board Termin 612254
#17

Functional replacement diagram

Board termin

Part #612254

In Stock
Gasket 1000467
#29

Functional replacement diagram

Gasket

Part #1000467

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.…