Carrier
Air Handler

Model # 40QNQ012301 Official Carrier air handler

Here are the diagrams and repair parts for Official Carrier 40QNQ012301 air handler, 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 33 parts  |

Box Cover 42AH5A3060A
#10

Cabinet parts diagram

Box cover

Part #42AH5A3060A

In Stock
Guard,coil 42KP6A32230
#8B

Cabinet parts diagram

Guard,coil

Part #42KP6A32230

In Stock
Remote,kit 40QN660001
#29

Cabinet parts diagram

Remote,kit

Part #40QN660001

In Stock
Cap,screws 42AH5A32340
#25

Cabinet parts diagram

Cap,screws

Part #42AH5A32340

In Stock
Disply,led 42AH5A3210C
#24

Cabinet parts diagram

Disply,led

Part #42AH5A3210C

In Stock
Cover,term 42VH5A32060
#26

Cabinet parts diagram

Cover,term

Part #42VH5A32060

In Stock
Body Assembly 42AH6A3002B
#1

Cabinet parts diagram

Body assembly

Part #42AH6A3002B

In Stock
Guard,coil 42KP5A32280
#8A

Cabinet parts diagram

Guard,coil

Part #42KP5A32280

In Stock
Carrier Control Box 40QN660004
#9

Cabinet parts diagram

Carrier control box

Part #40QN660004

In Stock
Ionizer Assy P1O01RL0050A
#1A

Cabinet parts diagram

Ionizer assy

Part #P1O01RL0050A

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

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 air handlers

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.…