Can’t find your part?   Contact us:
+1-309-603-4777
Sears Parts Direct
Tips to find your model number
Orders

  • Keep track of the models you own in your profile

    Sign in or Register to view or add models

Schedule a repair
Carrier
Air Handler

Model # 40BNQ030301 Official Carrier air handler

Here are the diagrams and repair parts for Official Carrier 40BNQ030301 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 34 parts  |
Sensor 51303502790
#25

Air handler diagram

Sensor

Part #51303502790

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

Drain Plug 51301250700
#10A

Air handler diagram

Drain plug

Part #51301250700

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

Capacitor 51301860200
#13

Air handler diagram

Capacitor

Part #51301860200

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

Air Filter 51301289800
#20

Air handler diagram

Air filter

Part #51301289800

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

Cover 51300915300
#32

Air handler diagram

Cover

Part #51300915300

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

Bracket 51308443270
#24

Air handler diagram

Bracket

Part #51308443270

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

Svc Cover 51300905600
#18

Air handler diagram

Svc cover

Part #51300905600

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

Main Control Pcb 51303536700
#15

Air handler diagram

Main control pcb

Part #51303536700

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

Expander 51303010800
#10B

Air handler diagram

Expander

Part #51303010800

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

Bracket 51308443260
#31

Air handler diagram

Bracket

Part #51308443260

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

Repair guides for bottom-mount refrigerators

How to replace a door gasket in a French-door refrigerator

How to replace a door gasket in a French-door refrigerator

The door gasket, often called a door seal, seals the gap around the door to keep the cold air in and the warm air out. R…

Read more
Repair difficulty
Time required
 15 minutes or less
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…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator defrost control assembly

How to replace a refrigerator defrost control assembly

Follow these steps to replace the defrost control assembly if your Kenmore or LG French door refrigerator displays an er…

Read more
Repair difficulty
Time required
 120 minutes or less

Effective articles & videos to help repair your air handlers

View all
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.…

Read more

Parts & More