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Carrier
Heating & Cooling Combined Unit

Model # 52CEA015401AA Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 52CEA015401AA package unit, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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For DIY troubleshooting advice and repair guides, visit our repair help section.

Model diagram and schematic

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PART LIST
Showing 10 of 167 parts  |
Ring
#137

Motor assy diagram

Ring

Part #KA69UM041

This item is not returnable
$3.99
In Stock
Grommet
#NI

Front panel diagram

Grommet

Part #P041-5109

$8.49
In Stock
Gusset,top
#122

Motor assy diagram

Gusset,top

Part #52CQ500463

This item is not returnable
$2.16
In Stock
Insulation
#21

Front panel diagram

Insulation

Part #52CQ501084

$37.49
In Stock
Valve
#NI

Front panel diagram

Valve

Part #EC36BP114

$20.32
In Stock
Label
#70

Control panel diagram

Label

Part #52CQ500442

$13.99
In Stock
Motor
#NI

Front panel diagram

Motor

Part #HC37GE234

$398.49
In Stock
On/off Knob
#69

Control panel diagram

On/off knob

Part #52CQ500394

$36.49
In Stock
Filter
#109

Motor assy diagram

Filter

Part #52CQ500144

$166.20
In Stock
Coil Assembly
#NI

Front panel diagram

Coil assembly

Part #52CQ400501

$1056.52
In Stock

Symptoms common to all heating & cooling combined units

Choose a symptom to see related heating and air conditioning system repairs.

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October 25, 2023

Why is my furnace not blowing hot enough?

By Lyle Weischwill

Thermostat problem, clogged air filter, burner failure…

Read more
April 20, 2023

Why isn’t my air conditioner cooling well?

By Lyle Weischwill

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

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April 20, 2023

Why isn’t my air conditioner cooling?

By Lyle Weischwill

Thermostat problems, bad compressor/condenser fan capacitor, lack of refrigerant, failed compressor…

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April 20, 2023

Why won't my air conditioner turn on?

By Lyle Weischwill

Main causes: errant thermostat settings, lack of electrical power, clogged drain line, wiring failure, control failure.…

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April 20, 2023

Why won't my furnace turn on?

By Kim Hillegass

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

Read more
April 20, 2023

Why won’t my furnace burners won’t stay lit?

By Lyle Weischwill

Dirty flame sensor, failed flame sensor, damaged burner, bad high limit switch…

Read more

Repair guides common to all 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
March 16, 2022
By Lyle Weischwill

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…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace the furnace flame sensor
March 16, 2022
By Lyle Weischwill

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…

Read more
Repair difficulty
Time required
 15 minutes or less
How to replace a heating and air conditioning system thermostat
March 03, 2022
By Lyle Weischwill

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

Articles and videos common to all 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
May 24, 2023
By Lyle Weischwill

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
May 19, 2023
By Lyle Weischwill

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

Get tips to help keep your central AC running all summer long…

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Top questions about Sears and Sears PartsDirect
June 29, 2022
By Lyle Weischwill

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…

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