Carrier
Central Air Conditioner

Model # 38BNQ018300 Official Carrier heat pump

Here are the diagrams and repair parts for Official Carrier 38BNQ018300 heat pump, 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  |

Valve Assembly 51305815260
#4B

Heat pump diagram

Valve assembly

Part #51305815260

In Stock
Capacitor 51301834000
#21B

Heat pump diagram

Capacitor

Part #51301834000

In Stock
Capacitor 51301830500
#21A

Heat pump diagram

Capacitor

Part #51301830500

In Stock
Basepan 51304486300
#15

Heat pump diagram

Basepan

Part #51304486300

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

Harness 51307916000
#21H

Heat pump diagram

Harness

Part #51307916000

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

Piston Assembly 51305890610
#6

Heat pump diagram

Piston assembly

Part #51305890610

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

Support 51304411100
#17

Heat pump diagram

Support

Part #51304411100

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

Central Air Conditioner Condenser Fan Motor 51301333500
#13

Heat pump diagram

Central air conditioner condenser fan motor

Part #51301333500

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

Fan Conden 51302135300
#12

Heat pump diagram

Fan conden

Part #51302135300

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

Guard,coil 51301299200
#18

Heat pump diagram

Guard,coil

Part #51301299200

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

Effective articles & videos to help repair your central air conditioners

Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

How to prevent the 2 most common AC failures from ruining your summer

How to prevent the 2 most common AC failures from ruining your summer

Get tips to help keep your central AC running all summer long…

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.…