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Carrier
Heating & Cooling Combined Unit

Model # 48XT042060300 Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 48XT042060300 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 144 parts  |
Contactor HN51KB024
#63

Control box/control panel assy diagram

Contactor

Part #HN51KB024

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

Switch,prs HK06WC061
Switch,prs

Part #HK06WC061

$62.29
In Stock
Pcb Assembly HK38EA008
#74

Outside view diagram

Pcb assembly

Part #HK38EA008

Replaced by #HK38EA023

?
Manufacturer substitution
This part replaces HK38EA008. Substitute parts can look different from the original.
$971.19 | 
$12.00 OFF Phone Price : $983.19
In Stock
Plug Assembly HY07MP311
#53

Control box/control panel assy diagram

Plug assembly

Part #HY07MP311

$72.84
In Stock
Grommet KA56GR140
#34

Outside view diagram

Grommet

Part #KA56GR140

This item is not returnable
$2.97
In Stock
Grille 50SZ500126
#31

Front view/rear view diagram

Grille

Part #50SZ500126

$452.53
In Stock
Carrier Coil.evap Al/cu 50DT400054
#103

Compressor assy diagram

Carrier coil.evap al/cu

Part #50DT400054

$2751.54
In Stock
Insulation 48GS500110
#121

Exchange assy diagram

Insulation

Part #48GS500110

$61.04
In Stock
Grommet KA56DS001
#33

Outside view diagram

Grommet

Part #KA56DS001

This item is not returnable
$2.63
In Stock
Core,valve EC39EZ067
#111

Switch assy diagram

Core,valve

Part #EC39EZ067

$22.03
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

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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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 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

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

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