ICP
Furnace

Model # NTN5125BKA1 Official ICP gas furnace

Here are the diagrams and repair parts for Official ICP NTN5125BKA1 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 62 parts  |

Furnace Pilot Igniter And Sensor (replaces B14010-11s, Q3400a1040) 1009524
#8

Functional replacement parts diagram

Furnace pilot igniter and sensor (replaces b14010-11s, q3400a1040)

Part #1009524

$166.19
7% OFF Phone Price : $178.19
In Stock
Cont Fan Tmr 1009838
#6

Functional replacement parts diagram

Cont fan tmr

Part #1009838

Replaced by #1170063

?
Manufacturer substitution
This part replaces 1009838. Substitute parts can look different from the original.
$220.46
5% OFF Phone Price : $232.46
In Stock
Furnace Burner 1008726
#10

Functional replacement parts diagram

Furnace burner

Part #1008726

In Stock
Limit Switch 1000735
#3

Functional replacement parts diagram

Limit switch

Part #1000735

Replaced by #1013105

?
Manufacturer substitution
This part replaces 1000735. Substitute parts can look different from the original.
This item is not returnable
In Stock
Gskt Htx Bnr 2480907
#1A

Functional replacement parts diagram

Gskt htx bnr

Part #2480907

This item is not returnable
In Stock
Brner Shield 1007632
#10

Non-functional replacement parts diagram

Brner shield

Part #1007632

In Stock
Switch 611872
#4

Functional replacement parts diagram

Switch

Part #611872

In Stock
Clamp Capctr 1095020
#18

Non-functional replacement parts diagram

Clamp capctr

Part #1095020

In Stock
Baffle 707010031
#24

Non-functional replacement parts diagram

Baffle

Part #707010031

In Stock
Tubing 64930
#9C

Functional replacement parts diagram

Tubing

Part #64930

In Stock

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.…