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Carrier
Heating & Cooling Combined Unit

Model # 48CEN036090300 Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 48CEN036090300 package unit, as well as links to manuals and error code tables, if available.

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Not all parts are shown on the diagrams—those parts are labeled NI, for “not illustrated”.

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Model diagram and schematic

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Showing 10 of 114 parts  |
Contactor HN51KB024
#NI

Cabinet parts diagram

Contactor

Part #HN51KB024

Replaced by #90-244

?
Manufacturer substitution
This part replaces HN51KB024. Substitute parts can look different from the original.
BEST SELLER
$26.61 | 
18% OFF Phone Price : $32.61
In Stock
Pcb Assembly HK42FZ021
#NI

Cabinet parts diagram

Pcb assembly

Part #HK42FZ021

Replaced by #HK42FZ035

?
Manufacturer substitution
This part replaces HK42FZ021. Substitute parts can look different from the original.
$809.30 | 
$12.00 OFF Phone Price : $821.30
In Stock
Insulation 48SS500601
#NI

Cabinet parts diagram

Insulation

Part #48SS500601

$39.82
In Stock
Payne Panel,frnt 48GS400500
#2

Cabinet parts diagram

Payne panel,frnt

Part #48GS400500

$307.45
In Stock
Cover Assembly 48GS400551
#NI

Cabinet parts diagram

Cover assembly

Part #48GS400551

$104.28
In Stock
Plate Assembly 50DK406336
#NI

Cabinet parts diagram

Plate assembly

Part #50DK406336

$199.30
In Stock
Switch HK02ZB022
#NI

Cabinet parts diagram

Switch

Part #HK02ZB022

$73.18
In Stock
Button KA51PC175
#NI

Cabinet parts diagram

Button

Part #KA51PC175

This item is not returnable
$5.11
In Stock
Bracket 48GS500186
#NI

Cabinet parts diagram

Bracket

Part #48GS500186

$24.46
In Stock
Furnace Burner 50DK407029
#NI

Cabinet parts diagram

Furnace burner

Part #50DK407029

$40.33
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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Effective articles & videos to help repair your heating & cooling combined units

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