Rheem
Air Handler

Model # HQA SIZE 11 Official Rheem air handler

Here are the diagrams and repair parts for Official Rheem HQA-SIZE-11 air handler, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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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.
$26.61
18% OFF Phone Price : $32.61
In Stock
Relay 42-19423-05
Relay

Part #42-19423-05

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

Relay-plug 42-19423-01
Relay-plug

Part #42-19423-01

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

Weatherking Blow Cutoff AE-64401-18
#23F

Replacement parts diagram

Weatherking blow cutoff

Part #AE-64401-18

In Stock
Relay 42-21593-02

#NI

All parts diagram

Relay

Part #42-21593-02

In Stock
Filter 54-19655-13
#12C

Replacement parts diagram

Filter

Part #54-19655-13

In Stock
Relay 42-21593-01

#NI

All parts diagram

Relay

Part #42-21593-01

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

Replacement parts diagram

Blower wheel

Part #70-17426-02

In Stock
Central Air Conditioner Air Handler Blower Motor 51-21543-01
#20B

Replacement parts diagram

Central air conditioner air handler blower motor

Part #51-21543-01

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

Replacement parts diagram

Limit switch

Part #47-20045-06

In Stock

Symptoms for upright freezers

Main causes: clogged or frozen defrost drain tube…

Repair guides for upright freezers

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
How to replace a freezer evaporator fan

How to replace a freezer evaporator fan

Air won’t circulate to cool the freezer properly when the evaporator fan fails. Follow these step-by-step instructions t…

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.…