Carrier
Heating & Cooling Combined Unit

Model # 394GAD036075AFEA Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 394GAD036075AFEA package unit, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 75 parts  |

Carrier Furnace Electronic Control Board HH84AA020

#19

All parts diagram

Carrier furnace electronic control board

Part #HH84AA020

$133.91
8% OFF Phone Price : $145.91
In Stock
Carrier Housing 79731-2

#28

All parts diagram

Carrier housing

Part #79731-2

In Stock
Carrier Gasket 74293-1

#46

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Carrier gasket

Part #74293-1

In Stock
Carrier Furnace Return Fan Filter Spring 75331

#41

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Carrier furnace return fan filter spring

Part #75331

In Stock
Grommet P251-0079
Grommet

Part #P251-0079

In Stock
Carrier Spud LH31RB015

#55

All parts diagram

Carrier spud

Part #LH31RB015

In Stock
Transformer HT01BC116

#16

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Transformer

Part #HT01BC116

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

Carrier Spud LH32RN109

#58C

All parts diagram

Carrier spud

Part #LH32RN109

In Stock
Carrier Furnace Heat Exchanger Gasket, Lower 78335

#44

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Carrier furnace heat exchanger gasket, lower

Part #78335

In Stock
Carrier Pilot Orifice LH680503

#61C

All parts diagram

Carrier pilot orifice

Part #LH680503

This item is not returnable
In Stock

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

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

Thermostat problem, clogged air filter, burner failure…

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

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

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

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

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.…