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Carrier
Heating & Cooling Combined Unit

Model # 50ZP042300 Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 50ZP042300 package unit, 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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ALL PARTS
Showing 10 of 48 parts  |
Relay HN61KQ120
#40

Control box/base pan assy diagram

Relay

Part #HN61KQ120

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

Sideplate 50ZP500024
#20

Indoor fan assy diagram

Sideplate

Part #50ZP500024

$119.86
In Stock
Bushing HY93NH063
#41

Control box/base pan assy diagram

Bushing

Part #HY93NH063

This item is not returnable
$3.57
In Stock
Grommet P041-5102
Grommet

Part #P041-5102

This item is not returnable
$4.66
In Stock
Relay HN61DC024
Relay

Part #HN61DC024

$237.64 | 
5% OFF Phone Price : $249.64
In Stock
Flange 50ZP500031
#3

Outside view diagram

Flange

Part #50ZP500031

$48.96
In Stock
Fan Blade LA01RA033
#31

Condenser diagram

Fan blade

Part #LA01RA033

$343.68
In Stock
Carrier Parition 50ZP400057
#11

Inside view diagram

Carrier parition

Part #50ZP400057

$361.69
In Stock
Strainer KH11NH074
#35

Inside view diagram

Strainer

Part #KH11NH074

$33.67
In Stock
Paint 313974-751
#NI

Outside view diagram

Paint

Part #313974-751

$60.89
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

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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Time required
 15 minutes or less
How to replace the furnace flame sensor

How to replace the furnace flame sensor

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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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Time required
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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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