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Carrier
Central Air Conditioner

Model # 38TDB048300 Official Carrier split-system air conditioner

Here are the diagrams and repair parts for Official Carrier 38TDB048300 split-system air conditioner, 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 71 parts  |
Contactor HN51KC024

#25

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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.
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$26.61 | 
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In Stock
Strap Cap 317739-303

#27

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Strap cap

Part #317739-303

$9.20
In Stock
Cap 320238-401

#7

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Cap

Part #320238-401

Replaced by #330798-7011

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Manufacturer substitution
This part replaces 320238-401. Substitute parts can look different from the original.
$29.24
In Stock
Expansion Valve EA36YD141

#77

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Expansion valve

Part #EA36YD141

$321.22
In Stock
Paint 313974-751

#17

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Paint

Part #313974-751

$60.89
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Plug-comp 312906-456

#19B

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Plug-comp

Part #312906-456

$83.38
In Stock
Lug HY90AZ009

#30

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Lug

Part #HY90AZ009

$9.11
In Stock
Paint 313974-755

#18

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Paint

Part #313974-755

$59.69
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Paint 313974-752

#17A

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Paint

Part #313974-752

$58.87
In Stock
Snd Blankt 320399-401

#22

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Snd blankt

Part #320399-401

$190.15
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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

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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

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