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Amana
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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Model diagram and schematic

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Showing 10 of 167 parts  |
Tube-rev/muffler 11019702
#25

Tubing diagram

Tube-rev/muffler

Part #11019702

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

Harness-comp 20040703
#251

Tubing diagram

Harness-comp

Part #20040703

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

Disk-logo 10651101
#2081

Cabinet diagram

Disk-logo

Part #10651101

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

Relay C8873929
#531

Control box diagram

Relay

Part #C8873929

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

Capacitor, Start, (145/174 Mfd, 330 V.) B1104806
#261

Control box diagram

Capacitor, start, (145/174 mfd, 330 v.)

Part #B1104806

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

Filler-control 10597403
#101

Outer cabinet/compressor/tubing diagram

Filler-control

Part #10597403

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

Screw-sd M0229130
#341

Cabinet diagram

Screw-sd

Part #M0229130

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

Valve-expansion 11062011
#38

Tubing diagram

Valve-expansion

Part #11062011

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

Muffler 11020801
#65

Tubing diagram

Muffler

Part #11020801

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

Restrictor ("f" [orifice] Models Only) B1443809

#241

All parts diagram

Restrictor ("f" [orifice] models only)

Part #B1443809

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.

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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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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.

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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…

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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…

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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.…

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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.

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Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

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

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