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Thermal Zone
Heating & Cooling Combined Unit

Model # PA30M-1S Official Thermal Zone 12 seer single-package air conditioner

Here are the diagrams and repair parts for Official Thermal Zone PA30M-1S 12 seer single-package air conditioner, 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 40 parts  |
Fan Motor 621720
#2

12 seer single package ac diagram

Fan motor

Part #621720

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

Fan Blade 667279
#4

12 seer single package ac diagram

Fan blade

Part #667279

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

Transformer 621708
#31

12 seer single package ac diagram

Transformer

Part #621708

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

Cap 621434
#33

12 seer single package ac diagram

Cap

Part #621434

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

P-trap 669211
#14

12 seer single package ac diagram

P-trap

Part #669211

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

Corner Brace (2) D03281Z
#40

12 seer single package ac diagram

Corner brace (2)

Part #D03281Z

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

Top Grille 669175Z
#3

12 seer single package ac diagram

Top grille

Part #669175Z

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

Control Box Cover D02871Z
#36

12 seer single package ac diagram

Control box cover

Part #D02871Z

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

Blower Transition Box D03350
#24

12 seer single package ac diagram

Blower transition box

Part #D03350

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

Dual Capacitor 45/5/370 621235
#34

12 seer single package ac diagram

Dual capacitor 45/5/370

Part #621235

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…

Read more

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

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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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 15 minutes or less
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How to replace the furnace flame sensor

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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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 30 minutes or less

Effective articles & videos to help repair your heating & cooling combined units

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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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