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Friedrich
Heating & Cooling Combined Unit

Model # TEC12K50 Official Friedrich central packaged terminal unit

Here are the diagrams and repair parts for Official Friedrich TEC12K50 central packaged terminal unit, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 106 parts  |
Line Cord 21058584
#71B

Control box assembly diagram

Line cord

Part #21058584

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

Collar Assembly 25009700
#44A

Air handler diagram

Collar assembly

Part #25009700

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

Access Cover 21062325
#32

Air handler diagram

Access cover

Part #21062325

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

Motor,265v 21061129
#45A

Air handler diagram

Motor,265v

Part #21061129

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

Plate Dial 21058516
#70

Control box assembly diagram

Plate dial

Part #21058516

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

Limit Switch 21058409
#50B

Air handler diagram

Limit switch

Part #21058409

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

Filter 25025600
Filter

Part #25025600

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

Thermostat 21058517
#65A

Control box assembly diagram

Thermostat

Part #21058517

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

Blower Scroll 21058350
#34

Air handler diagram

Blower scroll

Part #21058350

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

Holder,fus 21058444
#74

Control box assembly diagram

Holder,fus

Part #21058444

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

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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 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 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 is my furnace not blowing hot enough?

Thermostat problem, clogged air filter, burner failure…

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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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Most common repair guides to help fix your heating & cooling combined units

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How to replace a heating and air conditioning system thermostat

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

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