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Carrier
Heating & Cooling Combined Unit

Model # 52CEA315421AA Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 52CEA315421AA package unit, 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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Model diagram and schematic

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ALL PARTS
Showing 10 of 151 parts  |
Filter 52CQ500414
#25

Front panel diagram

Filter

Part #52CQ500414

$98.49
In Stock
Door 52CQ500424
#26

Front panel diagram

Door

Part #52CQ500424

$76.87
In Stock
Overload HN68GP150
#NI

Front panel diagram

Overload

Part #HN68GP150

$85.44
In Stock
Cord 52CQ400814
#79

Control assy diagram

Cord

Part #52CQ400814

$112.92
In Stock
Paint 313974-751
#NI

Front panel diagram

Paint

Part #313974-751

$60.89
In Stock
On/off Knob 52CQ500394
#69

Control assy diagram

On/off knob

Part #52CQ500394

$36.49
In Stock
Mount,mtr 52CQ500214
#NI

Front panel diagram

Mount,mtr

Part #52CQ500214

$46.67
In Stock
Grommet P041-5109
#NI

Front panel diagram

Grommet

Part #P041-5109

$8.49
In Stock
Switch HH19ZH210
#NI

Front panel diagram

Switch

Part #HH19ZH210

$52.84
In Stock
Motor HC37GE239
#NI

Front panel diagram

Motor

Part #HC37GE239

$413.47
In Stock

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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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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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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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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