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Carrier
Heating & Cooling Combined Unit

Model # 48SD042090300 Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 48SD042090300 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 101 parts  |
Contactor HN51JD024
#NI

Front view/rear view diagram

Contactor

Part #HN51JD024

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

Switch HH18HA470
#NI

Front view/rear view diagram

Switch

Part #HH18HA470

$12.54
In Stock
Housing 48GS500142
#NI

Front view/rear view diagram

Housing

Part #48GS500142

$61.78
In Stock
Arm HC98ZZ250
#NI

Front view/rear view diagram

Arm

Part #HC98ZZ250

This item is not returnable
$7.17
In Stock
Plate 50SS500879
#NI

Front view/rear view diagram

Plate

Part #50SS500879

$558.65
In Stock
Igniter 48GS400168
#NI

Front view/rear view diagram

Igniter

Part #48GS400168

$42.13
In Stock
Top, Evap 48GS400244
#NI

Front view/rear view diagram

Top, evap

Part #48GS400244

$427.15
In Stock
Motor HC35GE238
#94

Front view/rear view diagram

Motor

Part #HC35GE238

$520.82
In Stock
Bracket 48GS500186
#NI

Front view/rear view diagram

Bracket

Part #48GS500186

$24.46
In Stock
Grille 50SZ400156
#4

Front view/rear view diagram

Grille

Part #50SZ400156

$555.72
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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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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How to replace a heating and air conditioning system thermostat

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Effective articles & videos to help repair your heating & cooling combined units

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