ICP
Furnace

Model # N9MP2125J20A1 Official ICP 90+ single-stage gas furnace

Here are the diagrams and repair parts for Official ICP N9MP2125J20A1 90+ single-stage 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 49 parts  |

Furnace Pilot Igniter And Sensor (replaces B14010-11s, Q3400a1040) 1009524
#14

Cabinet parts diagram

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

Part #1009524

$166.19
7% OFF Phone Price : $178.19
In Stock
Furnace Burner 1008726
#17

Cabinet parts diagram

Furnace burner

Part #1008726

In Stock
Furnace Blower Fan Housing Hanger Bracket 1012328
#K

Cabinet parts diagram

Furnace blower fan housing hanger bracket

Part #1012328

$301.63
$12.00 OFF Phone Price : $313.63
In Stock
Furnace Blower Fan Wheel (replaces 1009147) 1011420
#5

Cabinet parts diagram

Furnace blower fan wheel (replaces 1009147)

Part #1011420

$160.43
7% OFF Phone Price : $172.43
In Stock
Switch 1008445
#18

Cabinet parts diagram

Switch

Part #1008445

In Stock
Conv Kit 1009510
#NI

Cabinet parts diagram

Conv kit

Part #1009510

In Stock
Bracket 1012532
#G

Cabinet parts diagram

Bracket

Part #1012532

In Stock
Board 1012419
#R

Cabinet parts diagram

Board

Part #1012419

In Stock
Gasket 1013083
#T

Cabinet parts diagram

Gasket

Part #1013083

In Stock
Furnace Temperature Limit Switch 1013102
#16

Cabinet parts diagram

Furnace temperature limit switch

Part #1013102

$15.62
11% OFF Phone Price : $17.62
In Stock

Symptoms for electric water heaters

Main causes: excessive tank sediment, high voltage supply…

Main causes: thermostats need adjustment, bad heating elements, faulty thermostats, tank sediment build-up, broken dip t…

Repair guides for electric water heaters

How to replace a water heater element

How to replace a water heater element

If your water heater runs out of hot water quickly and one of the two heating elements has failed, replace the element f…

Repair difficulty
Time required
 30 minutes or less
How to replace an electric water heater anode rod

How to replace an electric water heater anode rod

If your hot water begins to smell like rotten eggs, replace the anode rod with a zinc-aluminum anode rod following the i…

Repair difficulty
Time required
 15 minutes or less
How to replace an electric water heater thermostat

How to replace an electric water heater thermostat

If the water temperature fluctuates or you don't get enough hot water, follow these instructions to replace your water h…

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.…