Whirlpool
Central Air Conditioner

Model # ALJ10020 Official Whirlpool air conditioner heat pump

Here are the diagrams and repair parts for Official Whirlpool ALJ10020 air conditioner heat pump, as well as links to manuals and error code tables, if available.

There are a couple of ways to find the part or diagram you need:

  • Click a diagram to see the parts shown on that diagram.
  • 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”.

We encourage you to save the model to your profile, so it’s easy to access parts and manuals for your appliance whenever you log in.

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

Model diagram and schematic

SEARCH WITHIN THIS MODEL

?

This is the number corresponding to the part on the diagram / schematic

Search
ALL PARTS
Showing 10 of 88 parts  |

Cement 797403
#29K

Unit parts diagram

Cement

Part #797403

Replaced by #WP279368

?
Manufacturer substitution
This part replaces 797403. Substitute parts can look different from the original.
BEST SELLER
$42.72
12% OFF Phone Price : $48.72
In Stock
Screw 487895
Screw

Part #487895

Replaced by #WP488729

?
Manufacturer substitution
This part replaces 487895. Substitute parts can look different from the original.
BEST SELLER
This item is not returnable
$4.39
19% OFF Phone Price : $5.39
In Stock
Valve Kit 978025
#29D

Unit parts diagram

Valve kit

Part #978025

Replaced by #WP978025

?
Manufacturer substitution
This part replaces 978025. Substitute parts can look different from the original.
$29.51
17% OFF Phone Price : $35.51
In Stock
Capacitor 470168
#29Q

Unit parts diagram

Capacitor

Part #470168

Replaced by #212643

?
Manufacturer substitution
This part replaces 470168. Substitute parts can look different from the original.
This item is not returnable
$50.09
11% OFF Phone Price : $56.09
In Stock
Screw 487358
Screw

Part #487358

Replaced by #WP965173

?
Manufacturer substitution
This part replaces 487358. Substitute parts can look different from the original.
This item is not returnable
In Stock
Seal 980789
#18

Cabinet parts diagram

Seal

Part #980789

Replaced by #WP854334

?
Manufacturer substitution
This part replaces 980789. Substitute parts can look different from the original.
$9.99
9% OFF Phone Price : $10.99
In Stock
Valve Kit 978030
#29I

Unit parts diagram

Valve kit

Part #978030

Replaced by #978030

?
Manufacturer substitution
This part replaces 978030. Substitute parts can look different from the original.
$40.49
13% OFF Phone Price : $46.49
In Stock
Washer 487603
#21

Unit parts diagram

Washer

Part #487603

Replaced by #90315

?
Manufacturer substitution
This part replaces 487603. Substitute parts can look different from the original.
This item is not returnable
In Stock
Valve Kit 978026
#29E

Unit parts diagram

Valve kit

Part #978026

Replaced by #978026

?
Manufacturer substitution
This part replaces 978026. Substitute parts can look different from the original.
$34.19
15% OFF Phone Price : $40.19
In Stock
Valve Kit 978027
#29F

Unit parts diagram

Valve kit

Part #978027

Replaced by #978027

?
Manufacturer substitution
This part replaces 978027. Substitute parts can look different from the original.
$38.69
13% OFF Phone Price : $44.69
In Stock

Repair guides for bottom-mount refrigerators

How to replace a door gasket in a French-door refrigerator

How to replace a door gasket in a French-door refrigerator

The door gasket, often called a door seal, seals the gap around the door to keep the cold air in and the warm air out. R…

Repair difficulty
Time required
 15 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…

Repair difficulty
Time required
 15 minutes or less
How to replace a refrigerator defrost control assembly

How to replace a refrigerator defrost control assembly

Follow these steps to replace the defrost control assembly if your Kenmore or LG French door refrigerator displays an er…

Repair difficulty
Time required
 120 minutes or less

Effective articles & videos to help repair your central air conditioners

Maintaining your air conditioner

Maintaining your air conditioner

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

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…

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.…