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Heating & Cooling Combined Unit

Model # RHA36A2B/P1180220C Official Amana air conditioner & heater

Here are the diagrams and repair parts for Official Amana RHA36A2B-P1180220C air conditioner & heater, 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

SEARCH WITHIN THIS MODEL

ALL PARTS

Showing 10 of 167 parts |

Cover-term Box 10566801

Outer cabinet/compressor/tubing diagram

Cover-term box

Part #10566801

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

Top Cover 10229802

Cabinet diagram

Top cover

Part #10229802

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

Filler-control 10597404

Outer cabinet/compressor/tubing diagram

Filler-control

Part #10597404

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

Drier-filter (models Made 06/95 And Later) 11012001

Outer cabinet/compressor/tubing diagram

Drier-filter (models made 06/95 and later)

Part #11012001

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

Liquid Valve 11055820

Tubing diagram

Liquid valve

Part #11055820

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

Tube-suction 20002401

Tubing diagram

Tube-suction

Part #20002401

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

Rha18a2b-spec Sht 11187306

#NI

All parts diagram

Rha18a2b-spec sht

Part #11187306

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

Rha30a2b-spec Sht 11187301

#NI

All parts diagram

Rha30a2b-spec sht

Part #11187301

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

Insul-pipe A3308024

Tubing diagram

Insul-pipe

Part #A3308024

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

Valve-reversing 10793001

Outer cabinet/compressor/tubing diagram

Valve-reversing

Part #10793001

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

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

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

Why is my furnace not blowing hot enough?

Thermostat problem, clogged air filter, burner failure…

Why isn’t my air conditioner cooling well?

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

Why isn’t my air conditioner cooling?

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

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

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

Why won't my air conditioner turn on?

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

Why won't my furnace turn on?

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

Most common repair guides to help fix your heating & cooling combined units

These step-by-step repair guides will help you safely fix what’s broken on your HVAC system.

How to unclog the air conditioner drain line

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…

Repair difficulty

Time required

15 minutes or less

How to replace the furnace flame sensor

How to replace the furnace flame sensor

The flame sensor detects when furnace burner flames are lit. You may need to replace the flame sensor if flames only sta…

Repair difficulty

Time required

15 minutes or less

How to replace a heating and air conditioning system thermostat

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.…

Repair difficulty

Time required

30 minutes or less

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.

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 enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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.…

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