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Carrier
Central Air Conditioner

Model # 38TRA042 SERIES300 Official Carrier condensing unit

Here are the diagrams and repair parts for Official Carrier 38TRA042-SERIES300 condensing unit, as well as links to manuals and error code tables, if available.

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  • 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”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Installation guide
Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 46 parts  |
Capacitor P291-3574RS
#32

Fan/control asy diagram

Capacitor

Part #P291-3574RS

$28.80
In Stock
Paint 313974-751
#NI

Outside view 1 diagram

Paint

Part #313974-751

$60.89
In Stock
Trim 320245-401
#8

Outside view 1 diagram

Trim

Part #320245-401

$109.64
In Stock
Carrier Start Assist Ptc Kit KAACS0201PTC
#NI

Outside view 1 diagram

Carrier start assist ptc kit

Part #KAACS0201PTC

$242.33
In Stock
Central Air Conditioner Capacitor Strap 317739-302
#34

Fan/control asy diagram

Central air conditioner capacitor strap

Part #317739-302

$11.74
In Stock
Central Air Conditioner Compressor Hard Start Kit KSAHS1501AAA
#NI

Outside view 1 diagram

Central air conditioner compressor hard start kit

Part #KSAHS1501AAA

$291.43 | 
$12.00 OFF Phone Price : $303.43
In Stock
Grommet KA56GR140
#15

Outside view 2 diagram

Grommet

Part #KA56GR140

This item is not returnable
$2.97
In Stock
Press Switch HK02ZA395
#NI

Outside view 1 diagram

Press switch

Part #HK02ZA395

$92.77 | 
6% OFF Phone Price : $98.77
In Stock
Inlet Grille 324591-402
#6

Outside view 2 diagram

Inlet grille

Part #324591-402

$374.33
In Stock
Panel 312226-760
#5

Outside view 1 diagram

Panel

Part #312226-760

$101.80
In Stock

Symptoms for band saws

Choose a symptom to see related band saw repairs.

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Why does my band saw blade slip off the wheel?

Main causes: damaged rubber tire, worn wheel bearings, loose blade tension, dull saw blade…

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Why does my band saw make ragged cuts?

Main causes: dull blade, using the wrong type of blade, feeding work piece to quickly, loose blade tension…

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Why does my band saw make inaccurate bevel cuts?

Main causes: angle indicator needs adjustment, dull blade…

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Why won't my band saw cut straight?

Main causes: dull blade, improper feeding, loose blade tension, not using a work piece guide…

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Why won't my my band saw's blade move?

Main causes: broken saw blade, bad drive belt, damaged rubber tire…

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Why is my band saw cutting slowly?

Main causes: dull blade, using the wrong type of blade, weak drive motor…

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Why won't my band saw start?

Main causes: lack of electrical power, broken power cord, bad on/off switch, faulty drive motor…

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Repair guides for band saws

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

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How to replace a band saw on-off switch

How to replace a band saw on-off switch

If the switch won't turn the band saw on or off, it could be defective. Replace the switch, using these steps.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a band saw drive belt

How to replace a band saw drive belt

If the motor runs but the blade doesn't move, it could be that the drive belt is broken. Here's how to replace it.…

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Repair difficulty
Time required
 15 minutes or less
How to replace a band saw blade

How to replace a band saw blade

If the saw blade is dull or damaged and isn't cutting cleanly, replace the blade following these steps.…

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Repair difficulty
Time required
 15 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 band saw.

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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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