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 # 38TKB042 SERIES300 Official Carrier condensing unit

Here are the diagrams and repair parts for Official Carrier 38TKB042-SERIES300 condensing unit, 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.

Installation guide
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 55 parts  |
Contactor HN51KB024
#25

Control box/cover diagram

Contactor

Part #HN51KB024

Replaced by #90-244

?
Manufacturer substitution
This part replaces HN51KB024. Substitute parts can look different from the original.
BEST SELLER
$26.61 | 
18% OFF Phone Price : $32.61
In Stock
Central Air Conditioner Condenser Fan Motor (replaces Hc35sl231, Hc39ge232, Hc39ge236) HC39GE237
#40

Fan blade/pan base diagram

Central air conditioner condenser fan motor (replaces hc35sl231, hc39ge232, hc39ge236)

Part #HC39GE237

$360.93 | 
$12.00 OFF Phone Price : $372.93
In Stock
Valve Piston EA52PH082
#48

Top/control box cover diagram

Valve piston

Part #EA52PH082

$11.97
In Stock
Fan Prop LA01EA024
#41

Fan blade/pan base diagram

Fan prop

Part #LA01EA024

$89.60
In Stock
Grommet P041-5102
#17

Compressor/condenser coil 1 diagram

Grommet

Part #P041-5102

This item is not returnable
$4.66
In Stock
Carrier Start Assist Ptc Kit KAACS0201PTC
#NI

Inlet grille/service panel diagram

Carrier start assist ptc kit

Part #KAACS0201PTC

$242.33
In Stock
Valve EC39DM061
#NI

Inlet grille/service panel diagram

Valve

Part #EC39DM061

This item is not returnable
$5.66
In Stock
Furnace Blower Fan Motor HC40GE230
#NI

Inlet grille/service panel diagram

Furnace blower fan motor

Part #HC40GE230

$881.49 | 
$12.00 OFF Phone Price : $893.49
In Stock
Lug HY90AZ009
#38

Control box/cover diagram

Lug

Part #HY90AZ009

$8.23
In Stock
Paint 313974-751
#NI

Inlet grille/service panel diagram

Paint

Part #313974-751

$60.89
In Stock

Repair guides for side-by-side refrigerators

How to replace a foamed-in-place door gasket in a side-by-side refrigerator

How to replace a foamed-in-place door gasket in a side-by-side refrigerator

The door gasket seals the gap around the door to keep the cold air in and the warm air out. Replace a worn or damaged do…

Read more
Repair difficulty
Time required
 30 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 defrost sensor in a side-by-side refrigerator

How to replace a defrost sensor in a side-by-side refrigerator

If frost is building up in the freezer of your side-by-side refrigerator, the defrost sensor could be at fault. You can …

Read more
Repair difficulty
Time required
 45 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