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Carrier
Heating & Cooling Combined Unit

Model # 50DT030300 Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 50DT030300 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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Showing 10 of 107 parts  |
Contactor HN51KB024
#NI

Package unit 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
Central Air Conditioner Condenser Fan Motor HC35GE235
#91

Package unit diagram

Central air conditioner condenser fan motor

Part #HC35GE235

$531.10
In Stock
Pcb Assembly HK38EA008
#NI

Package unit 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
Pcb Assembly HK38EA009
#NI

Package unit diagram

Pcb assembly

Part #HK38EA009

Replaced by #HK38EA012

?
Manufacturer substitution
This part replaces HK38EA009. Substitute parts can look different from the original.
$1166.10 | 
$12.00 OFF Phone Price : $1178.10
In Stock
Pre.switch HK02ZA407
#NI

Package unit diagram

Pre.switch

Part #HK02ZA407

$29.00
In Stock
Paint 313974-751
#NI

Package unit diagram

Paint

Part #313974-751

$60.89
In Stock
Scroll 48GS500109
#NI

Package unit diagram

Scroll

Part #48GS500109

$206.45
In Stock
Cover Assembly 48GS400551
#NI

Package unit diagram

Cover assembly

Part #48GS400551

$104.28
In Stock
Top Assembly 48GS400058
#NI

Package unit diagram

Top assembly

Part #48GS400058

$327.00
In Stock
Insulation 48GS500046
#23

Package unit diagram

Insulation

Part #48GS500046

$84.89
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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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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