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Carrier
Heating & Cooling Combined Unit

Model # 48DTN042090300 Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 48DTN042090300 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 146 parts  |
Contactor HN51KB024
#63

Control box/panel assy diagram

Contactor

Part #HN51KB024

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

Switch,prs HK06WC061
#68

Control box/panel assy diagram

Switch,prs

Part #HK06WC061

$62.29
In Stock
Pcb Assembly HK38EA008
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
Top, Evap 48GS400244
#13

Outdoor motor/fan blade gap diagram

Top, evap

Part #48GS400244

$427.15
In Stock
Payne Fitting 305843-201
#148

Outside view diagram

Payne fitting

Part #305843-201

$9.03
In Stock
Sensor 48GS400192
#128

Burner assy diagram

Sensor

Part #48GS400192

$26.54
In Stock
Wheel Blwr LA22RC001
#89

Blower assy diagram

Wheel blwr

Part #LA22RC001

$223.38
In Stock
Carrier Coil.evap Al/cu 50DT400054
#103

Inside assy diagram

Carrier coil.evap al/cu

Part #50DT400054

$2751.54
In Stock
Switch 331055-706
#95

Tube assy diagram

Switch

Part #331055-706

$76.35 | 
7% OFF Phone Price : $82.35
In Stock
Plug Assembly HY07MP311
#NI

Front view/rear view diagram

Plug assembly

Part #HY07MP311

$72.84
In Stock

Most common symptoms to help you fix your heating & cooling combined units

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Why is my furnace not blowing hot enough?

Thermostat problem, clogged air filter, burner failure…

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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?

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Why won't my furnace turn on?

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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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