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LG
Heating & Cooling Combined Unit

Model # LP120CEM Official LG package unit

Here are the diagrams and repair parts for Official LG LP120CEM package unit, as well as links to manuals and error code tables, if available.

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Owner’s manual

Model diagram and schematic

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Showing 10 of 52 parts  |
Room Air Conditioner Compressor Grommet 4H00982E
#550140

Package unit diagram

Room air conditioner compressor grommet

Part #4H00982E

This item is not returnable
$3.51 | 
22% OFF Phone Price : $4.51
In Stock
Capacitor 6120AR2194D
#W0CZZB

Package unit diagram

Capacitor

Part #6120AR2194D

Replaced by #EAE51432202

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Manufacturer substitution
This part replaces 6120AR2194D. Substitute parts can look different from the original.
$33.61 | 
13% OFF Phone Price : $38.61
In Stock
Damper 5040A30032A
#W50400

Package unit diagram

Damper

Part #5040A30032A

This item is not returnable
$4.51
In Stock
Barrier 4790A20032A
#147900

Package unit diagram

Barrier

Part #4790A20032A

$105.92
In Stock
Protector 6750U-L061A
#567502

Package unit diagram

Protector

Part #6750U-L061A

$24.09
In Stock
Supporter 4800A20002A
#148000

Package unit diagram

Supporter

Part #4800A20002A

$10.60
In Stock
Terminal Block 3H00390A
#W6640

Package unit diagram

Terminal block

Part #3H00390A

This item is not returnable
$7.00
In Stock
Cover Asy,cn 3551A20062G
#135510

Package unit diagram

Cover asy,cn

Part #3551A20062G

$14.51
In Stock
Dryer Filter 5230A20016A
#152302A

Package unit diagram

Dryer filter

Part #5230A20016A

$10.60
In Stock
Cover 3550A30111A
#135500B

Package unit diagram

Cover

Part #3550A30111A

This item is not returnable
$4.51
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 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.

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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 prevent the 2 most common AC failures from ruining your summer

How to prevent the 2 most common AC failures from ruining your summer

Get tips to help keep your central AC running all summer long…

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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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