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Friedrich
Heating & Cooling Combined Unit

Model # PH12K5RB Official Friedrich packaged terminal air conditioner & heat pump

Here are the diagrams and repair parts for Official Friedrich PH12K5RB packaged terminal air conditioner & heat pump, 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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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 85 parts  |
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

Icp Speed Nut 25060500

#(NI)

All parts diagram

Icp speed nut

Part #25060500

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

Icp Shroud Fan 25036801
#26

Air handler diagram

Icp shroud fan

Part #25036801

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

Holder/ T- 61900500
#42

Control box assembly diagram

Holder/ t-

Part #61900500

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

Icp Coil Condenser 25014821
#10A

Unit assembly diagram

Icp coil condenser

Part #25014821

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

Holder,fus 21058444
#57

Control box assembly diagram

Holder,fus

Part #21058444

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

Rocker Switch 25001900
#50

Control box assembly diagram

Rocker switch

Part #25001900

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

Discharge 25038400
#20

Air handler diagram

Discharge

Part #25038400

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

Relay 21053004

#NI22

All parts diagram

Relay

Part #21053004

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

Icp Compr Repl 25024907
#11

Unit assembly diagram

Icp compr repl

Part #25024907

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…

Read more

Why isn’t my air conditioner cooling well?

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

Read more

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

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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Repair difficulty
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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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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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