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Carrier
Heating & Cooling Combined Unit

Model # 50XT048300 Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 50XT048300 package unit, as well as links to manuals and error code tables, if available.

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Model diagram and schematic

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ALL PARTS
Showing 10 of 113 parts  |
Contactor HN51JD024
#63

Control box/control panel assy diagram

Contactor

Part #HN51JD024

Replaced by #90-244

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Manufacturer substitution
This part replaces HN51JD024. Substitute parts can look different from the original.
BEST SELLER
$26.61 | 
18% OFF Phone Price : $32.61
In Stock
Central Air Conditioner Filter Dryer KH43LG072
#105

Switch assy diagram

Central air conditioner filter dryer

Part #KH43LG072

$120.16 | 
9% OFF Phone Price : $132.16
In Stock
Strap Cap 317739-303
#93

Inside view diagram

Strap cap

Part #317739-303

$9.20
In Stock
Wheel Blwr LA22RC001
#89

Blower assy diagram

Wheel blwr

Part #LA22RC001

$223.38
In Stock
Grille 50SZ500126
#31

Front view/rear view diagram

Grille

Part #50SZ500126

$452.53
In Stock
Button KA51PC175
#43

Inside view diagram

Button

Part #KA51PC175

This item is not returnable
$5.11
In Stock
Paint 313974-751
#NI

Front view/rear view diagram

Paint

Part #313974-751

$60.89
In Stock
Panel 48GS500235
#20

Front view/rear view diagram

Panel

Part #48GS500235

$293.29
In Stock
Heater HT32BH282
#51

Inside view diagram

Heater

Part #HT32BH282

$169.08
In Stock
Pre.switch HK02ZA407
#96

Switch assy diagram

Pre.switch

Part #HK02ZA407

$29.00
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 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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Most common repair guides to help fix your heating & cooling combined units

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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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Repair difficulty
Time required
 15 minutes or less
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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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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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