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Rheem
Air Handler

Model # HQA SIZE 12 Official Rheem air handler

Here are the diagrams and repair parts for Official Rheem HQA-SIZE-12 air handler, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 355 parts  |
Contactor 42-20616-01

#NI

All parts diagram

Contactor

Part #42-20616-01

Replaced by #90-244

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Manufacturer substitution
This part replaces 42-20616-01. Substitute parts can look different from the original.
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$26.61 | 
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In Stock
Filter 54-19655-12
#12B

Replacement parts diagram

Filter

Part #54-19655-12

$22.71
In Stock
Weatherking Blow Cutoff AE-64401-18
#23F

Replacement parts diagram

Weatherking blow cutoff

Part #AE-64401-18

$23.58
In Stock
Relay 42-21593-02

#NI

All parts diagram

Relay

Part #42-21593-02

$44.87
In Stock
Relay 42-21593-01

#NI

All parts diagram

Relay

Part #42-21593-01

$28.96
In Stock
Blower Wheel 70-17426-02
#23C

Replacement parts diagram

Blower wheel

Part #70-17426-02

$239.42
In Stock
Limit Switch 47-20045-06
#34H

Replacement parts diagram

Limit switch

Part #47-20045-06

$61.22
In Stock
Relay 42-19423-05
Relay

Part #42-19423-05

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

Contactor 42-20340-01

#NI

All parts diagram

Contactor

Part #42-20340-01

Replaced by #42-25102-01

?
Manufacturer substitution
This part replaces 42-20340-01. Substitute parts can look different from the original.
$33.91
In Stock
L Disc 47-19554-12
#34

Replacement parts diagram

L disc

Part #47-19554-12

Replaced by #47-19554-89

?
Manufacturer substitution
This part replaces 47-19554-12. Substitute parts can look different from the original.
$61.53
In Stock

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