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LG
Heating & Cooling Combined Unit

Model # LP155HED1 Official LG packaged air conditioner heat pump

Here are the diagrams and repair parts for Official LG LP155HED1 packaged air conditioner heat pump, 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 56 parts  |
Room Air Conditioner Control Panel Overlay 3831A20145E
#8310

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Room air conditioner control panel overlay

Part #3831A20145E

$23.33 | 
18% OFF Phone Price : $28.33
In Stock
Room Air Conditioner Compressor Grommet 4H00982E
#5501

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Room air conditioner compressor grommet

Part #4H00982E

This item is not returnable
$3.46 | 
22% OFF Phone Price : $4.46
In Stock
Room Air Conditioner Control Panel 3720A20710A
#7200

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Room air conditioner control panel

Part #3720A20710A

$25.95 | 
16% OFF Phone Price : $30.95
In Stock
Thermistor A 6323A20006G
#230B

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Thermistor a

Part #6323A20006G

Replaced by #EBG61325803

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Manufacturer substitution
This part replaces 6323A20006G. Substitute parts can look different from the original.
$23.04 | 
18% OFF Phone Price : $28.04
In Stock
Cover 3550A30111A
#500B

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Cover

Part #3550A30111A

This item is not returnable
$4.51
In Stock
Base Assembly AAN33345811
#1304

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Base assembly

Part #AAN33345811

$103.00
In Stock
Damper 5040A30032A
#W504

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Damper

Part #5040A30032A

This item is not returnable
$4.51
In Stock
Transformer 6170A20012B
#1704

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Transformer

Part #6170A20012B

$71.93
In Stock
Reverse Valve 5220AR3084M
#2202

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Reverse valve

Part #5220AR3084M

$88.36
In Stock
Cover Asy,cn 3551A20062G
#500C

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Cover asy,cn

Part #3551A20062G

$14.51
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

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