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Amana
Heating & Cooling Combined Unit

Model # AC100C3 Official Amana heating & cooling

Here are the diagrams and repair parts for Official Amana AC100C3 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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ALL PARTS
Showing 10 of 374 parts  |
Blower Compartment Cover, Right FPCF-259
#6B

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

Blower compartment cover, right

Part #FPCF-259

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

Filter, 18" X 25" X 1" FP1079
#10B

(apac-80s) (apac-100s) (apac-120s) diagram

Filter, 18" x 25" x 1"

Part #FP1079

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

V Belt, "a" Type, 36" Long FCL111

#NI

All parts diagram

V belt, "a" type, 36" long

Part #FCL111

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

Wiring Harness FP5002
#46

(apac-80s) (apac-100s) (apac-120s) diagram

Wiring harness

Part #FP5002

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

Vent Pipe Positioner Assembly FPCFA-128
#53B

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

Vent pipe positioner assembly

Part #FPCFA-128

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

Blower Feet, Left FC8182
#8A

(ac80v3) (ac100v3) (ac120v5) diagram

Blower feet, left

Part #FC8182

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

Motor, 1/5h.p., Fasco Uh51a1az-2a2793,2 Speed FP9012
#19

(c-80-aca) diagram

Motor, 1/5h.p., fasco uh51a1az-2a2793,2 speed

Part #FP9012

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

Burner Support Assembly FPYA-122
Burner support assembly

Part #FPYA-122

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

Grommet, Motor Adjust Neoprene FP1065

#NI

All parts diagram

Grommet, motor adjust neoprene

Part #FP1065

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

Vent Pipe Positioner Assembly FPCFA-118
#23

(c-80-aca) diagram

Vent pipe positioner assembly

Part #FPCFA-118

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…

Read more

Why isn’t my air conditioner cooling well?

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

Read more

Why isn’t my air conditioner cooling?

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

Read more

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.

View all
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

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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Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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