Carrier
Heating & Cooling Combined Unit

Model # 48DU030040300 Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 48DU030040300 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 143 parts  |

Central Air Conditioner Condenser Fan Motor HC35GE235
#91

Front view/rear view diagram

Central air conditioner condenser fan motor

Part #HC35GE235

In Stock
Control Board HK42FZ024
#65

Inside view diagram

Control board

Part #HK42FZ024

Replaced by #HK42FZ035

?
Manufacturer substitution
This part replaces HK42FZ024. Substitute parts can look different from the original.
$809.30
$12.00 OFF Phone Price : $821.30
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
Grommet KA56TR057
#49

Inside view diagram

Grommet

Part #KA56TR057

This item is not returnable
In Stock
Paint 313974-751
#NI

Front view/rear view diagram

Paint

Part #313974-751

In Stock
Central Air Conditioner Capacitor Strap 317739-302
#93

Inside view diagram

Central air conditioner capacitor strap

Part #317739-302

In Stock
Cover Assembly 48GS400551
#15

Inside view diagram

Cover assembly

Part #48GS400551

In Stock
Grommet KA56TR056
#88

Blower assy diagram

Grommet

Part #KA56TR056

In Stock
Scroll 48GS500109
#81

Blower assy diagram

Scroll

Part #48GS500109

In Stock
Partition 48GS500004
#17

Inside view diagram

Partition

Part #48GS500004

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.

Thermostat problem, clogged air filter, burner failure…

Dirty air filter, clogged condenser coils, low refrigerant charge, faulty compressor…

Thermostat problems, bad compressor/condenser fan capacitor, lack of refrigerant, failed compressor…

Dirty flame sensor, failed flame sensor, damaged burner, bad high limit switch…

Main causes: errant thermostat settings, lack of electrical power, clogged drain line, wiring failure, control failure.…

Main causes: Errant thermostat settings, lack of power, bad interlock switches, lack of exhaust ventilation, wiring fail…

Most common repair guides to help fix your heating & cooling combined units

These step-by-step repair guides will help you safely fix what’s broken on your HVAC system.

How to unclog the air conditioner drain line

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…

Repair difficulty
Time required
 15 minutes or less
How to replace the furnace flame sensor

How to replace the furnace flame sensor

The flame sensor detects when furnace burner flames are lit. You may need to replace the flame sensor if flames only sta…

Repair difficulty
Time required
 15 minutes or less
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.…

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.

Maintaining your air conditioner

Maintaining your air conditioner

Learn how to maintain your central air conditioner to keep it running smoothly all summer long.…

How to enjoy all the online benefits we offer on our Sears PartsDirect website

How to enjoy all the online benefits we offer on our Sears PartsDirect website

Learn about all the convenient features on our Sears PartsDirect website that make your parts purchases easier.…

Top questions about Sears and Sears PartsDirect

Top questions about Sears and Sears PartsDirect

Get answers to frequently asked questions about Sears and Sears PartsDirect.…