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LG
Heating & Cooling Combined Unit

Model # LP120CSD-Y8 Official LG package unit

Here are the diagrams and repair parts for Official LG LP120CSD-Y8 package unit, as well as links to manuals and error code tables, if available.

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  • In the search box below, enter all or part of the part number or the part’s name.

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

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Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 57 parts  |
Room Air Conditioner Evaporator Fan Blade 5901A20050A
#359011

Package unit diagram

Room air conditioner evaporator fan blade

Part #5901A20050A

$58.19 | 
9% OFF Phone Price : $64.19
In Stock
Thermistor 6323A20006H
#263230A

Package unit diagram

Thermistor

Part #6323A20006H

Replaced by #EBG61106833

?
Manufacturer substitution
This part replaces 6323A20006H. Substitute parts can look different from the original.
$14.51
In Stock
Room Air Conditioner Blower Wheel Bearing 4280A20004A
#342800

Package unit diagram

Room air conditioner blower wheel bearing

Part #4280A20004A

Replaced by #4280A20004M

?
Manufacturer substitution
This part replaces 4280A20004A. Substitute parts can look different from the original.
This item is not returnable
$5.58 | 
15% OFF Phone Price : $6.58
In Stock
Cover 3550A20514A
#135500C

Package unit diagram

Cover

Part #3550A20514A

This item is not returnable
$4.51
In Stock
Damper 5040A30032A
#W50400

Package unit diagram

Damper

Part #5040A30032A

This item is not returnable
$4.51
In Stock
Room Air Conditioner Wiring Harness 6631AR2668G
#W6631

Package unit diagram

Room air conditioner wiring harness

Part #6631AR2668G

$35.96
In Stock
Tube Assembly AJR30135603
#552114

Package unit diagram

Tube assembly

Part #AJR30135603

$34.78
In Stock
Knob 4940A30037A
#149400

Package unit diagram

Knob

Part #4940A30037A

This item is not returnable
$4.51
In Stock
Base Assembly AAN33345806
#130411

Package unit diagram

Base assembly

Part #AAN33345806

$64.67
In Stock
Dryer Filter 5230A20016A
#152302A

Package unit diagram

Dryer filter

Part #5230A20016A

$10.60
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…

Read more

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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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.

View all
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…

Read more
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…

Read more
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.…

Read more
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

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

Top questions about Sears and Sears PartsDirect

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

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