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Rheem
Heating & Cooling Combined Unit

Model # RRAA Official Rheem rooftop unit

Here are the diagrams and repair parts for Official Rheem RRAA rooftop unit, as well as links to manuals and error code tables, if available.

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  • 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”.

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

Model diagram and schematic

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ALL PARTS
Showing 10 of 278 parts  |
Motor 51-20681-01
#48

Functional replacement parts diagram

Motor

Part #51-20681-01

Replaced by #WG840465

?
Manufacturer substitution
This part replaces 51-20681-01. Substitute parts can look different from the original.
BEST SELLER
$150.11
In Stock
Capacitor 43-20847-11
Capacitor

Part #43-20847-11

Replaced by #12907

?
Manufacturer substitution
This part replaces 43-20847-11. Substitute parts can look different from the original.
This item is not returnable
$4.87 | 
17% OFF Phone Price : $5.87
In Stock
Capacitor 43-20847-04
Capacitor

Part #43-20847-04

Replaced by #12005

?
Manufacturer substitution
This part replaces 43-20847-04. Substitute parts can look different from the original.
$16.49 | 
11% OFF Phone Price : $18.49
In Stock
Blower Wheel 70-17426-02
Blower wheel

Part #70-17426-02

$239.42
In Stock
Fan Blade 70-19895-01
#50

Functional replacement parts diagram

Fan blade

Part #70-19895-01

$217.93
In Stock
Blow Cutoff AE-64401-06
#15A

Functional replacement parts diagram

Blow cutoff

Part #AE-64401-06

$24.11
In Stock
Blower Wheel 70-18625-01
#14A

Functional replacement parts diagram

Blower wheel

Part #70-18625-01

$195.52
In Stock
Capacitor 43-17075-01

#NI

All parts diagram

Capacitor

Part #43-17075-01

$35.38
In Stock
Crnkcs Htr 44-17402-06
#38A

Functional replacement parts diagram

Crnkcs htr

Part #44-17402-06

$59.16
In Stock
Capacitor 43-20847-21
#39D

Functional replacement parts diagram

Capacitor

Part #43-20847-21

Replaced by #43-25134-10

?
Manufacturer substitution
This part replaces 43-20847-21. Substitute parts can look different from the original.
$27.31
In Stock

Most common symptoms to help you fix your heating & cooling combined units

Choose a symptom to see related heating and air conditioning system repairs.

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Why is my furnace not blowing hot enough?

Thermostat problem, clogged air filter, burner failure…

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Why isn’t my air conditioner cooling well?

Dirty air filter, clogged condenser coils, low refrigerant charge, faulty compressor…

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Why isn’t my air conditioner cooling?

Thermostat problems, bad compressor/condenser fan capacitor, lack of refrigerant, failed compressor…

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Why won't my air conditioner turn on?

Main causes: errant thermostat settings, lack of electrical power, clogged drain line, wiring failure, control failure.…

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Why won't my furnace turn on?

Main causes: Errant thermostat settings, lack of power, bad interlock switches, lack of exhaust ventilation, wiring fail…

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Why won’t my furnace burners won’t stay lit?

Dirty flame sensor, failed flame sensor, damaged burner, bad high limit switch…

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How to unclog the air conditioner drain line

The condensate drain line for your central air conditioner can clog with mold and mildew. Water will back up and start d…

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Time required
 15 minutes or less
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How to replace a heating and air conditioning system thermostat

The control thermostat for your HVAC system can stop working. This repair guide shows how to replace it.…

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Effective articles & videos to help repair your heating & cooling combined units

Use the advice and tips in these articles and videos to get the most out of your HVAC system.

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