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Carrier
Heating & Cooling Combined Unit

Model # 38CS030301 Official Carrier package unit

Here are the diagrams and repair parts for Official Carrier 38CS030301 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 33 parts  |
Valve Assembly 51305815260
#4A

Cabinet parts diagram

Valve assembly

Part #51305815260

$143.38
In Stock
Cover Assembly 51308451200
#1

Cabinet parts diagram

Cover assembly

Part #51308451200

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

Thermostat 51302030700
#32

Cabinet parts diagram

Thermostat

Part #51302030700

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

Cover 51308451000
#9

Cabinet parts diagram

Cover

Part #51308451000

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

Capacitor 51301830500
#38

Cabinet parts diagram

Capacitor

Part #51301830500

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

Cbl. Clamp 51307875300
#3

Cabinet parts diagram

Cbl. clamp

Part #51307875300

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

Terminl Bd 51302050600
#34

Cabinet parts diagram

Terminl bd

Part #51302050600

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

Owner's Manual OM38/40-2
#NI

Cabinet parts diagram

Owner's manual

Part #OM38/40-2

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

Base Plate 51304403600
#5

Cabinet parts diagram

Base plate

Part #51304403600

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

Fan Blade 51307875500
#12

Cabinet parts diagram

Fan blade

Part #51307875500

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

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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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.

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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…

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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…

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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.…

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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.

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Maintaining your air conditioner

Maintaining your air conditioner

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

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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.…

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Top questions about Sears and Sears PartsDirect

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