Air Handler

Model # 40QNQ030301 Official Carrier air handler

Here are the diagrams and repair parts for Official Carrier 40QNQ030301 air handler, as well as links to manuals and error code tables, if available.

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Browse Parts for
40QNQ030301 Air Handler
Fan Motor PMO01AG253B
#2

Cabinet parts diagram

Fan motor

Part #PMO01AG253B

In Stock
Cap Assembly 42QHNA30240
#23

Cabinet parts diagram

Cap assembly

Part #42QHNA30240

In Stock
Cabinet 42QHCG20040
#28

Cabinet parts diagram

Cabinet

Part #42QHCG20040

In Stock
Control Cover 42KHCG22060
#26

Cabinet parts diagram

Control cover

Part #42KHCG22060

In Stock
Remote,kit 40QN660002
#33

Cabinet parts diagram

Remote,kit

Part #40QN660002

In Stock
Disply,led 42KHNB37100
#29

Cabinet parts diagram

Disply,led

Part #42KHNB37100

In Stock
Control Box 40QN660006
#25

Cabinet parts diagram

Control box

Part #40QN660006

In Stock
Cover 42KHCG22130
#30

Cabinet parts diagram

Cover

Part #42KHCG22130

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

Extension Rod 42QHNA32180
#20

Cabinet parts diagram

Extension rod

Part #42QHNA32180

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

Vert Louvr 42QHNA32160
#13

Cabinet parts diagram

Vert louvr

Part #42QHNA32160

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 refrigerator water valve

How to replace a refrigerator water valve

Replace the water valve that feeds water to the ice maker and water dispenser if it no longer controls the flow of water…

Repair difficulty
Time required
 15 minutes or less
How to replace the compressor run capacitor in a top-freezer refrigerator

How to replace the compressor run capacitor in a top-freezer refrigerator

The run capacitor sends electric current to the compressor motor to help the motor run efficiently. Replace the run capa…

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

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.…