Carrier
Air Handler

Model # 40QNC012301 Official Carrier air handler

Here are the diagrams and repair parts for Official Carrier 40QNC012301 air handler, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 33 parts  |

Cover,term 42VH5A32060
#26

Cabinet parts diagram

Cover,term

Part #42VH5A32060

In Stock
Disply,led 42AH5A3210C
#24

Cabinet parts diagram

Disply,led

Part #42AH5A3210C

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
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
Box Cover 42AH5A3060A
#10

Cabinet parts diagram

Box cover

Part #42AH5A3060A

In Stock
Drain Tube 42KP5A3015C
#19

Cabinet parts diagram

Drain tube

Part #42KP5A3015C

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

Control Box 42VH6A58000
#9

Cabinet parts diagram

Control box

Part #42VH6A58000

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

Symptoms for top-mount refrigerators

Main causes: frozen or clogged defrost drain tube, cracked water system tubing…

Repair guides for top-mount refrigerators

How to replace a door gasket in a top-freezer refrigerator

How to replace a door gasket in a top-freezer refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. It’s easy to replace a worn …

Repair difficulty
Time required
 15 minutes or less
How to replace the defrost thermistor in a top-freezer refrigerator

How to replace the defrost thermistor in a top-freezer refrigerator

The defrost thermistor attaches to the evaporator coil and measures the evaporator coil temperature during defrost.…

Repair difficulty
Time required
 15 minutes or less
How to replace the defrost heater in a top-freezer refrigerator

How to replace the defrost heater in a top-freezer refrigerator

The refrigerator defrost heater melts frost from the freezer’s evaporator fins. Replace the defrost heater if it doesn't…

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.…