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Amana
Heating & Cooling Combined Unit

Model # AC120H5 Official Amana heating & cooling

Here are the diagrams and repair parts for Official Amana AC120H5 heating & cooling, 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

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Showing 10 of 374 parts  |
Sub Base Assembly FPCFA-165
#54B

(c-100-aca) (c-120-aca) (c-140-aca) diagram

Sub base assembly

Part #FPCFA-165

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

Gas Valve, Minneapolis Honeywell, V8180f, L.p. Gas, 1/2" FCV689

#NI

All parts diagram

Gas valve, minneapolis honeywell, v8180f, l.p. gas, 1/2"

Part #FCV689

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

Filter, 10" X 20" X 1" FP1081
#10B

(c-100-aca) (c-120-aca) (c-140-aca) diagram

Filter, 10" x 20" x 1"

Part #FP1081

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

Pilot Orifice, 1/4 C.c. Baso, 023, Mfg. Gas FCV618

#NI

All parts diagram

Pilot orifice, 1/4 c.c. baso, 023, mfg. gas

Part #FCV618

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

Wire Nut, Ideal 748b Or Equivalent FCH299

#NI

All parts diagram

Wire nut, ideal 748b or equivalent

Part #FCH299

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

Orifice, 3 1/2 Mfg., 7/16"-27, Drill #18, Nickel Fixed FCV157

#NI

All parts diagram

Orifice, 3 1/2 mfg., 7/16"-27, drill #18, nickel fixed

Part #FCV157

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

Motor, 3/4 H.p., G.e. 5kc475g124s, 2 Speed FP4008
#17B

(c-100-aca) (c-120-aca) (c-140-aca) diagram

Motor, 3/4 h.p., g.e. 5kc475g124s, 2 speed

Part #FP4008

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

Cabinet Top Panel Assembly FC8840
#5D

(ac80v3) (ac100v3) (ac120v5) diagram

Cabinet top panel assembly

Part #FC8840

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

D-60, #8-32, Thumb Screw FP1043

#NI

All parts diagram

D-60, #8-32, thumb screw

Part #FP1043

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

#8 X 1/2", Hex. Washer Hd., Screw FP1045

#NI

All parts diagram

#8 x 1/2", hex. washer hd., screw

Part #FP1045

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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