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 # 38TZA042 SERIES300 Official Carrier condensing unit

Here are the diagrams and repair parts for Official Carrier 38TZA042-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 50 parts  |
Contactor HN51KB024
#27

Control box 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
Strap Cap 317739-303
#29

Control box diagram

Strap cap

Part #317739-303

$9.20
In Stock
Cap 320238-401
#7

Outlet grille/top cover diagram

Cap

Part #320238-401

Replaced by #330798-7011

?
Manufacturer substitution
This part replaces 320238-401. Substitute parts can look different from the original.
$29.24
In Stock
Trim 320245-401
#7B

Control box diagram

Trim

Part #320245-401

$109.64
In Stock
Cover 320038-701137
#2

Outlet grille/top cover diagram

Cover

Part #320038-701137

$488.53
In Stock
Central Air Conditioner Condenser Fan Motor (replaces Hc376e210a) HC37GE210
#43

Control box diagram

Central air conditioner condenser fan motor (replaces hc376e210a)

Part #HC37GE210

$557.77
In Stock
Payne Central Air Conditioner Condenser Fan Motor Control 32LT660004
#NI

Outlet grille/top cover diagram

Payne central air conditioner condenser fan motor control

Part #32LT660004

$1092.97
In Stock
Drier KH45LG141
#NI

Outlet grille/top cover diagram

Drier

Part #KH45LG141

$187.85
In Stock
Lug HY90AZ009
#31

Control box diagram

Lug

Part #HY90AZ009

$8.23
In Stock
Central Air Conditioner Condenser Fan Motor HC38GE231
#NI

Outlet grille/top cover diagram

Central air conditioner condenser fan motor

Part #HC38GE231

$705.30
In Stock

Symptoms for upright freezers

Why does my freezer have a sheet of ice at the bottom?

Main causes: clogged or frozen defrost drain tube…

Read more

Repair guides for upright freezers

How to replace a freezer control panel

How to replace a freezer control panel

A freezer control panel that doesn’t show the temperature or respond when you press the buttons could be broken. This DI…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a freezer door switch

How to replace a freezer door switch

When the door switch fails, the freezer can’t detect that the door is closed. Follow the steps in this repair guide to r…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a freezer thermistor

How to replace a freezer thermistor

When the thermistor can’t sense the freezer temperature, the freezer is colder or warmer than the set temperature. Follo…

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

Snowblower Attachment
MTD Snowblower attachment Parts