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Amana
Heating & Cooling Combined Unit

Model # RHE18A2A/P1219108C Official Amana air conditioner & heater

Here are the diagrams and repair parts for Official Amana RHE18A2A-P1219108C 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 184 parts  |
Grille-formed 20030505
#71

Outer cabinet/fan diagram

Grille-formed

Part #20030505

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

Tube-swt Vlv 11048702
#63

Tubing diagram

Tube-swt vlv

Part #11048702

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

Cutout-low Press C6453312
Cutout-low press

Part #C6453312

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

Control-def 30/60 10030912
#561

Tubing diagram

Control-def 30/60

Part #10030912

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

Condenser Fan 10625704
#2031

Outer cabinet/fan diagram

Condenser fan

Part #10625704

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

Sweat Valve 11030920
#3021

Tubing diagram

Sweat valve

Part #11030920

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

Valve-expansion 10801214
#84

Tubing diagram

Valve-expansion

Part #10801214

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

Cap Nut A4692602
#3041

Tubing diagram

Cap nut

Part #A4692602

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

Grille-formed 20030506
#71

Outer cabinet/fan diagram

Grille-formed

Part #20030506

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

Suction Tube Weld 20015102
#35

Control cover/condenser/tubing diagram

Suction tube weld

Part #20015102

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 furnace burners won’t stay lit?

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

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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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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

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

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