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Heating & Cooling Combined Unit

Model # LP121HEM-Y8 Official LG package unit

Here are the diagrams and repair parts for Official LG LP121HEM-Y8 package unit, as well as links to manuals and error code tables, if available.

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Browse Parts forLP121HEM-Y8 Package Unit

  • Icp Room Air Conditioner Compressor Grommet 4H00982E
    Icp room air conditioner compressor grommet

    Part #4H00982E

    This item is not returnable
    $5.11
    16% OFF Phone Price : $6.11
    In Stock
  • Room Air Conditioner Power Cord 6411A20048M
    #4110

    Exploded view parts diagram

    Room air conditioner power cord

    Part #6411A20048M

    Replaced by #EAD63469601

    ?
    Manufacturer substitution
    This part replaces 6411A20048M. Substitute parts can look different from the original.
    $140.79
    8% OFF Phone Price : $152.79
    In Stock
  • Supporter 4800A20002D
    #8000

    Exploded view parts diagram

    Supporter

    Part #4800A20002D

    In Stock
  • Temperature Defrost Evaporator 5211A21791A
    #2116

    Exploded view parts diagram

    Temperature defrost evaporator

    Part #5211A21791A

    In Stock
  • Central Air Conditioner Reversing Valve Solenoid Coil 6141A20006C
    #1410

    Exploded view parts diagram

    Central air conditioner reversing valve solenoid coil

    Part #6141A20006C

    In Stock
  • Base Assembly AAN33345805
    #1304

    Exploded view parts diagram

    Base assembly

    Part #AAN33345805

    In Stock
  • Tube Assembly 5211A24129H
    #2113

    Exploded view parts diagram

    Tube assembly

    Part #5211A24129H

    In Stock
  • Room Air Conditioner Transformer 6170A20012A
    #1704

    Exploded view parts diagram

    Room air conditioner transformer

    Part #6170A20012A

    $72.62
    8% OFF Phone Price : $78.62
    In Stock
  • Room Air Conditioner Front Grille 3530A20040B
    #5301

    Exploded view parts diagram

    Room air conditioner front grille

    Part #3530A20040B

    In Stock
  • Room Air Conditioner Heater Assembly 5301A20036B
    #3010

    Exploded view parts diagram

    Room air conditioner heater assembly

    Part #5301A20036B

    $275.96
    $12.00 OFF Phone Price : $287.96
    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.

Thermostat problem, clogged air filter, burner failure…

Dirty air filter, clogged condenser coils, low refrigerant charge, faulty compressor…

Thermostat problems, bad compressor/condenser fan capacitor, lack of refrigerant, failed compressor…

Main causes: errant thermostat settings, lack of electrical power, clogged drain line, wiring failure, control failure.…

Main causes: Errant thermostat settings, lack of power, bad interlock switches, lack of exhaust ventilation, wiring fail…

Dirty flame sensor, failed flame sensor, damaged burner, bad high limit switch…

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.

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…

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…

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.…

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.

Maintaining your air conditioner

Maintaining your air conditioner

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

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.…

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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