Carrier
Heating & Cooling Combined Unit

Model # 50SX042300 Official Carrier central package

Here are the diagrams and repair parts for Official Carrier 50SX042300 central package, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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Showing 10 of 97 parts  |

Rely Tim Dly HN67KJ077
#39

Control box/indoor blower/piping diagram

Rely tim dly

Part #HN67KJ077

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

Relay HN61DC024
#129

Heater assy/wiring box assy diagram

Relay

Part #HN61DC024

$237.64
5% OFF Phone Price : $249.64
In Stock
Carrier Motor HC43AE200
#45

Control box/indoor blower/piping diagram

Carrier motor

Part #HC43AE200

In Stock
Strap Cap P281-0028
#42

Duct side view/top view diagram

Strap cap

Part #P281-0028

In Stock
Paint 313974-751
#NI

Duct end/evaporator coil/condenser end/blower access diagram

Paint

Part #313974-751

In Stock
Fan Scroll 50SS500010
#55

Control box/indoor blower/piping diagram

Fan scroll

Part #50SS500010

In Stock
Limit Switch HH19ZA196
#193

Heater assy/wiring box assy diagram

Limit switch

Part #HH19ZA196

In Stock
Strainer KH11HH099
#65

Control box/indoor blower/piping diagram

Strainer

Part #KH11HH099

In Stock
Fan Prpop LA01AB202
#60

Duct side view/top view diagram

Fan prpop

Part #LA01AB202

In Stock
Contactor HN52SA033
#186

Heater assy/wiring box assy diagram

Contactor

Part #HN52SA033

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.

Thermostat problem, clogged air filter, burner failure…

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

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

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

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

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

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.

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…

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…

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.…

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.

Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

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.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

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