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Friedrich
Heating & Cooling Combined Unit

Model # PH12R2SB Official Friedrich packaged terminal air conditioner & heat pump

Here are the diagrams and repair parts for Official Friedrich PH12R2SB packaged terminal air conditioner & heat pump, 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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Showing 10 of 61 parts  |
Holder,fus 21058446
#57A

Control box assembly diagram

Holder,fus

Part #21058446

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

Icp Seal Fan M 60217902

#(NI)

All parts diagram

Icp seal fan m

Part #60217902

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

Icp F/a Door S 25015300
#27

Air handler diagram

Icp f/a door s

Part #25015300

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

Icp Brace Control 25036400
#24

Air handler diagram

Icp brace control

Part #25036400

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

Line Cord 21058584
#49B

Control box assembly diagram

Line cord

Part #21058584

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

Holder,fus 21058447
#57B

Control box assembly diagram

Holder,fus

Part #21058447

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

Icp Compr Repl 25024912
#11A

Unit assembly diagram

Icp compr repl

Part #25024912

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

Relay 25042500

#NI21

All parts diagram

Relay

Part #25042500

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

Scroll 25014305

#(NI)

All parts diagram

Scroll

Part #25014305

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

Icp Overload 61764521

#NI02

All parts diagram

Icp overload

Part #61764521

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…

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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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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

These step-by-step repair guides will help you safely fix what’s broken on your HVAC system.

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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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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…

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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.…

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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.

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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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How to prevent the 2 most common AC failures from ruining your summer

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