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LG
Heating & Cooling Combined Unit

Model # LP120HSD-Y8 Official LG package unit

Here are the diagrams and repair parts for Official LG LP120HSD-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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For DIY troubleshooting advice and repair guides, visit our repair help section.

Owner’s manual

Model diagram and schematic

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ALL PARTS
Showing 10 of 58 parts  |
Room Air Conditioner Fan Blade Clamp 3H02932B
#W468

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Room air conditioner fan blade clamp

Part #3H02932B

This item is not returnable
$3.82 | 
21% OFF Phone Price : $4.82
In Stock
Comfort-aire Room Air Conditioner Fan Motor Capacitor 0CZZA20005Y
#W0CZ

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Comfort-aire room air conditioner fan motor capacitor

Part #0CZZA20005Y

$33.61 | 
15% OFF Phone Price : $39.61
In Stock
Bushing 4830AR4335A
#5501

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Bushing

Part #4830AR4335A

This item is not returnable
$4.51
In Stock
Room Air Conditioner Power Cord 6411A20048M
#4110

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Room air conditioner power cord

Part #6411A20048M

Replaced by #EAD63469601

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Manufacturer substitution
This part replaces 6411A20048M. Substitute parts can look different from the original.
$104.63 | 
10% OFF Phone Price : $116.63
In Stock
Reverse Valve 5220AR3084M
#2202

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Reverse valve

Part #5220AR3084M

$88.36
In Stock
Room Air Conditioner Control Panel 3720A20710A
#7200

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Room air conditioner control panel

Part #3720A20710A

$27.47 | 
18% OFF Phone Price : $33.47
In Stock
Temperature Defrost Evaporator 5211A21791A
#2116

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Temperature defrost evaporator

Part #5211A21791A

$52.40
In Stock
Room Air Conditioner Louver 4758A20040A
#5821

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Room air conditioner louver

Part #4758A20040A

This item is not returnable
$4.51
In Stock
Knob 4940A30037A
#9400

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Knob

Part #4940A30037A

This item is not returnable
$4.51
In Stock
Condenser Assembly 5403A20091D
#4030

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Condenser assembly

Part #5403A20091D

$277.99
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 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

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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