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Carrier
Central Air Conditioner

Model # 38YZA042 SERIES320 Official Carrier heat pump

Here are the diagrams and repair parts for Official Carrier 38YZA042-SERIES320 heat pump, as well as links to manuals and error code tables, if available.

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Installation guide
Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 136 parts  |
Contactor HN51KC024

#30

All parts diagram

Contactor

Part #HN51KC024

Replaced by #90-244

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Manufacturer substitution
This part replaces HN51KC024. Substitute parts can look different from the original.
BEST SELLER
$26.61 | 
18% OFF Phone Price : $32.61
Back Order
Defrost Pcb CESO130076-00

#36

All parts diagram

Defrost pcb

Part #CESO130076-00

Replaced by #HK32EA008

?
Manufacturer substitution
This part replaces CESO130076-00. Substitute parts can look different from the original.
$223.93 | 
5% OFF Phone Price : $235.93
In Stock
Central Air Conditioner Start Capacitor (replaces Hc95de088, P281-8805) P281-8806

#97

All parts diagram

Central air conditioner start capacitor (replaces hc95de088, p281-8805)

Part #P281-8806

$36.73
In Stock
Central Air Conditioner Filter Dryer KH43LG072

#76

All parts diagram

Central air conditioner filter dryer

Part #KH43LG072

$120.16 | 
9% OFF Phone Price : $132.16
In Stock
Central Air Conditioner Condenser Fan Motor (replaces Hc376e210a) HC37GE210

#50

All parts diagram

Central air conditioner condenser fan motor (replaces hc376e210a)

Part #HC37GE210

$557.77
In Stock
Compressor 324091-405

#25

All parts diagram

Compressor

Part #324091-405

Replaced by #P298-001

?
Manufacturer substitution
This part replaces 324091-405. Substitute parts can look different from the original.
$45.89
In Stock
Kit KSALA0301410

#117

All parts diagram

Kit

Part #KSALA0301410

$661.87
In Stock
Pan Base 312206-702137

#1

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Pan base

Part #312206-702137

$935.66
In Stock
Valve-txv EA36YD131

#87

All parts diagram

Valve-txv

Part #EA36YD131

$296.09
In Stock
Cushion 312251-201

#68

All parts diagram

Cushion

Part #312251-201

This item is not returnable
$4.69
In Stock

Symptoms for treadmills

Choose a symptom to see related treadmill repairs.

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Why does my treadmill's walking belt slow down?

Main causes: damaged walking belt, improper belt tension, lack of belt lubricant, bad drive motor…

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Why is my treadmill's walking belt slipping?

Main causes: damaged walking belt, improper belt tension, bad roller bearing…

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Why is my treadmill's walking belt off center?

Main causes: rear roller out of alignment, damaged walking belt, bad roller…

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Why won't my treadmill start even though the console display works?

Main causes: missing safety key, bad control console, wiring failure, faulty motor control board, bad drive motor…

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Why is my treadmill's heart rate sensor not accurate?

Main causes: faulty sensors, wiring failure, bad control console…

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Why does my treadmill have no display?

Main causes: bad control console, wiring failure, bad motor control board…

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Why won't my treadmill power up?

Main causes: no power, bad power cord, tripped or faulty overload switch, bad power switch, wiring failure, bad motor co…

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Repair guides for treadmills

These step-by-step repair guides will help you safely fix what’s broken on your treadmill.

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How to replace a treadmill motor controller

How to replace a treadmill motor controller

Your treadmill motor won't run with a defective motor controller. Replace the motor controller if it doesn't operate the…

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Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill drive motor

How to replace a treadmill drive motor

A defective drive motor won't run when activated by the motor controller. Replace the treadmill drive motor if it doesn'…

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Repair difficulty
Time required
 15 minutes or less
How to replace a treadmill walking board

How to replace a treadmill walking board

A worn-out walking board creates friction with the walking belt and causes the belt to slow down during use. Replace the…

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Repair difficulty
Time required
 30 minutes or less

Effective articles & videos to help repair your central air conditioners

Use the advice and tips in these articles and videos to get the most out of your treadmill.

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Maintaining your air conditioner

Maintaining your air conditioner

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

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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…

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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.…

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