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Heating & Cooling Combined Unit

Model # GA481-100A Official Goettl heating & cooling unit

Here are the diagrams and repair parts for Official Goettl GA481-100A heating & cooling unit, 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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For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

SEARCH WITHIN THIS MODEL

ALL PARTS

Showing 10 of 50 parts |

Furnace Controls UNAV2

#NI

All parts diagram

Furnace controls

Part #UNAV2

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

Universal Natural Gas High Altitide Kit 105195

#NI

All parts diagram

Universal natural gas high altitide kit

Part #105195

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

Compressor Capacitor 300199

#NI

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Compressor capacitor

Part #300199

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

Blower Wheel 402082

#NI

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Blower wheel

Part #402082

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

Main Burner Assembly 600003

#NI

All parts diagram

Main burner assembly

Part #600003

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

Motor 220086

#NI

All parts diagram

Motor

Part #220086

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

Crankcase Heater UNAV

#NI

All parts diagram

Crankcase heater

Part #UNAV

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

Anit-short Cycle Timer 304017

#NI

All parts diagram

Anit-short cycle timer

Part #304017

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

Tubing And Controls Assembly Comp. 533806

#NI

All parts diagram

Tubing and controls assembly comp.

Part #533806

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

Wiring And Controls Assembly Comp. 533334

#NI

All parts diagram

Wiring and controls assembly comp.

Part #533334

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.

Why is my furnace not blowing hot enough?

Thermostat problem, clogged air filter, burner failure…

Why isn’t my air conditioner cooling well?

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

Why isn’t my air conditioner cooling?

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

Why won't my air conditioner turn on?

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

Why won't my furnace turn on?

Main causes: Errant thermostat settings, lack of power, bad interlock switches, lack of exhaust ventilation, wiring fail…

Why won’t my furnace burners won’t stay lit?

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

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.…

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