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
Central Air Conditioner

Model # 38BYG018 SERIES300 Official Carrier heat pump

Here are the diagrams and repair parts for Official Carrier 38BYG018-SERIES300 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.

Owner’s manual

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 72 parts  |
Capactr Dual P291-3553RS
#31

Control asy diagram

Capactr dual

Part #P291-3553RS

Replaced by #CAP050300440RSP

?
Manufacturer substitution
This part replaces P291-3553RS. Substitute parts can look different from the original.
This item is not returnable
$34.08 | 
15% OFF Phone Price : $40.08
In Stock
Cntrl Baord HK32EA001
#32

Control asy diagram

Cntrl baord

Part #HK32EA001

$287.45
In Stock
Temp Swtch HH18HA282
#36

Compressor asy diagram

Temp swtch

Part #HH18HA282

$50.76
In Stock
Relay P283-9930
#NI

Outside view diagram

Relay

Part #P283-9930

$101.98
In Stock
Valve Sole EF11BZ122
#NI

Outside view diagram

Valve sole

Part #EF11BZ122

$539.80
In Stock
Bryant Fan Prop LA01EA026
#44

Inside view diagram

Bryant fan prop

Part #LA01EA026

$113.26
In Stock
Valve 317412-401
#60

Outside view diagram

Valve

Part #317412-401

$143.32
In Stock
Carrier Start Assist Ptc Kit KAACS0201PTC
#NI

Outside view diagram

Carrier start assist ptc kit

Part #KAACS0201PTC

$242.33
In Stock
Lug HY90AZ009
#34

Control asy diagram

Lug

Part #HY90AZ009

$8.23
In Stock
Payne Relay HN61KK066
#NI

Outside view diagram

Payne relay

Part #HN61KK066

$92.27 | 
6% OFF Phone Price : $98.27
In Stock

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.…

Read more
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.…

Read more
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.…

Read more
Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your central air conditioners

View all
Maintaining your air conditioner

Maintaining your air conditioner

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

Read more
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…

Read more
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.…

Read more

Parts & More