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Carrier
Central Air Conditioner

Model # 38YZA048 SERIES310 Official Carrier heat pump

Here are the diagrams and repair parts for Official Carrier 38YZA048-SERIES310 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 65 parts  |
Strap Cap 317739-303
#33

Control box diagram

Strap cap

Part #317739-303

$9.20
In Stock
Cap 320238-401
#8

Top view diagram

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
Switch HK02ZB057
#NI

Top view diagram

Switch

Part #HK02ZB057

$97.78
In Stock
Vlv Check EC36SZ063
#NI

Top view diagram

Vlv check

Part #EC36SZ063

$25.60
In Stock
Temp Swtch HH18HA282
#45

Compressor assy diagram

Temp swtch

Part #HH18HA282

$50.76
In Stock
Paint 313974-751
#NI

Top view diagram

Paint

Part #313974-751

$60.89
In Stock
Muffler LM10KK011
#66

Compressor assy diagram

Muffler

Part #LM10KK011

$143.06
In Stock
Grommet KA56TR057
#23

Compressor assy diagram

Grommet

Part #KA56TR057

This item is not returnable
$4.89
In Stock
Payne Piston EA52PH063
#71

Front view diagram

Payne piston

Part #EA52PH063

$13.14
In Stock
Paint 313974-752
#NI

Top view diagram

Paint

Part #313974-752

$58.87
In Stock

Symptoms for gas walk-behind mowers

Choose a symptom to see related walk-behind mower repairs.

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Why won't my lawn mower move?

Main causes: drive control cable failure, worn or broken drive belt, bad transmission, broken drive wheel…

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Why does my lawn mower run rough?

Main causes: engine needs tune up, dirty or clogged carburetor, damaged flywheel key…

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Why does my lawn mower stall?

Main causes: dirty carburetor, bad spark plug, clogged air filter, engine choke problems, clogged gas cap vent…

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Why does my lawn mower vibrate a lot?

Main causes: damaged cutting blade, loose cutting blade, damaged flywheel key, engine needs tune up…

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Why won't my lawn mower start?

Main causes: stale gas, engine needs tune up, bad spark plug, dead battery, bad recoil starter, faulty safety switch, ba…

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Why does my lawn mower cut unevenly?

Main causes: uneven wheel height settings, damaged wheel, dull or damaged cutting blade…

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Repair guides for gas walk-behind mowers

These step-by-step repair guides will help you safely fix what’s broken on your walk-behind lawn mower.

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How to replace a lawn mower spark plug

How to replace a lawn mower spark plug

Take a few minutes to replace the spark plug during your lawn mower's annual tune-up or if the spark plug is burnt or cr…

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Repair difficulty
Time required
 15 minutes or less
How to replace a lawn mower drive cable

How to replace a lawn mower drive cable

The drive cable engages the transmission to spin the drive wheels and move the mower across the grass. Replace the drive…

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Repair difficulty
Time required
 60 minutes or less
How to replace a lawn mower starter rope

How to replace a lawn mower starter rope

These step-by-step instructions show how to replace a broken starter pull rope on a walk-behind lawn mower.…

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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 walk-behind lawn mower.

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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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