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Carrier
Heating & Cooling Combined Unit

Model # 50JZ048300 Official Carrier heat pump

Here are the diagrams and repair parts for Official Carrier 50JZ048300 heat pump, as well as links to manuals and error code tables, if available.

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Installation guide
Owner’s manual

Model diagram and schematic

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Showing 10 of 113 parts  |
Contactor HN51JD024
#54

Control box diagram

Contactor

Part #HN51JD024

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

Defrost Pcb CESO130076-00
#52

Control box diagram

Defrost pcb

Part #CESO130076-00

Replaced by #HK32EA008

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Manufacturer substitution
This part replaces CESO130076-00. Substitute parts can look different from the original.
$223.93 | 
5% OFF Phone Price : $235.93
In Stock
Central Air Conditioner Filter Dryer KH43LG072
#80A

Compressor diagram

Central air conditioner filter dryer

Part #KH43LG072

$120.16 | 
9% OFF Phone Price : $132.16
In Stock
Central Air Conditioner Wire Harness 9962-0083
#110

Accessory economizer diagram

Central air conditioner wire harness

Part #9962-0083

$357.73
In Stock
Capacitor P291-6053
#60

Inside view diagram

Capacitor

Part #P291-6053

$27.31
In Stock
Filter 9460-4900
Filter

Part #9460-4900

$599.08
In Stock
Top Cover 48GS500229
#20

Front view/rear view diagram

Top cover

Part #48GS500229

$846.54
In Stock
Furnace Blower Fan Motor HC43AE233
#67

Blower assy diagram

Furnace blower fan motor

Part #HC43AE233

$585.07 | 
$12.00 OFF Phone Price : $597.07
In Stock
Mtr Mnt Band P251-0078
#71

Blower assy diagram

Mtr mnt band

Part #P251-0078

$24.58
In Stock
Cap DD19PA062
#84

Compressor diagram

Cap

Part #DD19PA062

This item is not returnable
$3.29
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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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 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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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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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
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 enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

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Top questions about Sears and Sears PartsDirect

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