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Friedrich
Heating & Cooling Combined Unit

Model # THC15R34 Official Friedrich central packaged terminal unit

Here are the diagrams and repair parts for Official Friedrich THC15R34 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 103 parts  |
Thermostat 21058517
#65A

Control box assembly diagram

Thermostat

Part #21058517

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

Drain Kit 25031800

#NI12

All parts diagram

Drain kit

Part #25031800

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

Extension Spring 21058530
Extension spring

Part #21058530

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

Holder,fus 21058447
#74B

Control box assembly diagram

Holder,fus

Part #21058447

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

Coil,solen 21058644
#10E

Unit assembly diagram

Coil,solen

Part #21058644

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

Holder,fus 21058446
#74A

Control box assembly diagram

Holder,fus

Part #21058446

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

Tray 21058876
#19

Unit assembly diagram

Tray

Part #21058876

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

Fuse,time 21058451
#74E

Control box assembly diagram

Fuse,time

Part #21058451

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

Shaft Pulley 25009300
#39

Air handler diagram

Shaft pulley

Part #25009300

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

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Why is my furnace not blowing hot enough?

Thermostat problem, clogged air filter, burner failure…

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

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