Air Handler

Model # RHGA180 Official Rheem commercial air handler

Here are the diagrams and repair parts for Official Rheem RHGA180 commercial air handler, as well as links to manuals and error code tables, if available.

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RHGA180 Commercial Air Handler
Filter 54-17531-04
#40

Functional replacement parts diagram

Filter

Part #54-17531-04

In Stock
Blower Wheel 70-40514-02
#22A

Functional replacement parts diagram

Blower wheel

Part #70-40514-02

In Stock
Cut-off AE-72264-03
#23B

Functional replacement parts diagram

Cut-off

Part #AE-72264-03

In Stock
Pulley 71-40572-01
#34A

Functional replacement parts diagram

Pulley

Part #71-40572-01

Replaced by #71-40432-35

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Manufacturer substitution
This part replaces 71-40572-01. Substitute parts can look different from the original.
In Stock
Shaft AE-72266-01
#25

Functional replacement parts diagram

Shaft

Part #AE-72266-01

Replaced by #70-41018-02

?
Manufacturer substitution
This part replaces AE-72266-01. Substitute parts can look different from the original.
In Stock
Exp Valve 61-40513-02
#35B

Functional replacement parts diagram

Exp valve

Part #61-40513-02

Replaced by #61-40533-03

?
Manufacturer substitution
This part replaces 61-40513-02. Substitute parts can look different from the original.
In Stock
Access Panel AS-72391-02
#37B

Functional replacement parts diagram

Access panel

Part #AS-72391-02

The manufacturer no longer makes this part, and there's no substitute part

Access Panel AS-72391-01
#36B

Functional replacement parts diagram

Access panel

Part #AS-72391-01

The manufacturer no longer makes this part, and there's no substitute part

180 AS-72389-01
#3B

Functional replacement parts diagram

180

Part #AS-72389-01

The manufacturer no longer makes this part, and there's no substitute part

"v" Belt N/P
"v" belt

Part #N/P

The manufacturer no longer makes this part, and there's no substitute part

Symptoms for upright freezers

Main causes: clogged or frozen defrost drain tube…

Repair guides for upright freezers

How to replace a freezer control panel

How to replace a freezer control panel

A freezer control panel that doesn’t show the temperature or respond when you press the buttons could be broken. This DI…

Repair difficulty
Time required
 15 minutes or less
How to replace a freezer door switch

How to replace a freezer door switch

When the door switch fails, the freezer can’t detect that the door is closed. Follow the steps in this repair guide to r…

Repair difficulty
Time required
 15 minutes or less
How to replace a freezer thermistor

How to replace a freezer thermistor

When the thermistor can’t sense the freezer temperature, the freezer is colder or warmer than the set temperature. Follo…

Repair difficulty
Time required
 45 minutes or less

Effective articles & videos to help repair your air handlers

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Introducing new technical repair content that we’re developing for the Sears Technical Institute

Learn about Sears Technical Institute and the advanced technical content being developed for aspiring appliance techs.…