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Carrier
Central Air Conditioner

Model # 38HDR018300 Official Carrier heat pump

Here are the diagrams and repair parts for Official Carrier 38HDR018300 heat pump, as well as links to manuals and error code tables, if available.

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Installation guide

Model diagram and schematic

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ALL PARTS
Showing 10 of 43 parts  |
Contactor HN51KB024
#35

Control assy diagram

Contactor

Part #HN51KB024

Replaced by #90-244

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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
Plug Assembly 324091-406
#32

Control assy diagram

Plug assembly

Part #324091-406

Replaced by #P298-001

?
Manufacturer substitution
This part replaces 324091-406. Substitute parts can look different from the original.
$45.89
In Stock
Switch HK02ZA404
#72

Inside cabinet parts diagram

Switch

Part #HK02ZA404

$92.49
In Stock
Propeller LA01LA042
#54

Outside cabinet parts diagram

Propeller

Part #LA01LA042

$187.70
In Stock
Switch HK02ZB062
#69

Outside cabinet parts diagram

Switch

Part #HK02ZB062

$76.78
In Stock
Payne Relay Sensin 38HQ660014
#36

Control assy diagram

Payne relay sensin

Part #38HQ660014

$136.98
In Stock
Grommet P041-5103
#21

Outside cabinet parts diagram

Grommet

Part #P041-5103

$12.60
In Stock
Connector HY90AZ021
#37

Control assy diagram

Connector

Part #HY90AZ021

This item is not returnable
$6.40
In Stock
Valve EC39DM061
#61

Inside cabinet parts diagram

Valve

Part #EC39DM061

This item is not returnable
$5.66
In Stock
Accumulatr KH74HG140
#71

Inside cabinet parts diagram

Accumulatr

Part #KH74HG140

$155.72
In Stock

Symptoms for gas ranges

Why won't my range's gas burner spark or ignite?

Main causes: burner igniter switch failure, bad spark module, dirty or damaged spark electrode, wiring failure…

Read more

Why isn't my range's gas burner heating properly?

Main causes: gas supply problem, faulty pressure regulator, clogs in burner or orifice, control system failure, faulty t…

Read more

Repair guides for gas ranges

How to replace oven door hinges on a gas range

How to replace oven door hinges on a gas range

See how to replace the oven door hinges on a gas range yourself, in just 30 minutes.…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a range spark igniter switch

How to replace a range spark igniter switch

Follow these steps to replace the spark igniter switch—sometimes called a burner switch or spark switch—on a gas or dual…

Read more
Repair difficulty
Time required
 60 minutes or less
How to replace a range spark igniter electrode

How to replace a range spark igniter electrode

Learn how to replace the spark igniter electrode for the surface burners on a gas range or dual-fuel range.…

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.…

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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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