LG Electronics LW1800ERZ3, HB1803R Model LWP1820PDL/LWP1820PEL, LW1800ER/LWP1830WAL, LWC182PLMD1

Page 25

Schematic Diagram

MODEL : LWP1820PDL/LWP1820PEL

 

 

MODEL : LW1800ERZ3/LW1800PR, HBLG1803R

 

 

 

 

 

 

 

 

 

LW1800ER/LWP1830WAL

 

 

1

 

BK

CN-MOTOR

CN-AC/DC

CN-AC/DC

 

 

1

 

 

 

 

CN-MOTOR

 

CN-AC/DC

CN-AC/DC

 

 

 

 

 

DC PCB

 

 

 

 

 

BK

 

 

 

GN/YL

 

BL

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

(GN)

MOTOR

RD

 

 

ASSEMBLY

 

GN/YL

 

 

BL

 

 

 

 

 

 

5

 

YL

 

 

CN-TH1

 

 

 

(GN)

 

 

RD

 

 

 

 

 

 

 

 

OR(BR)

 

RY-LOW RY-MED RY-HI

 

 

 

MOTOR

 

 

 

 

DC PCB

 

 

 

 

 

 

7

 

 

 

 

YL

 

RY-LOW

RY-MED

 

 

 

 

 

 

 

 

 

 

 

 

OR

 

RY-HI

ASSEMBLY

 

 

 

 

 

ROOM

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

THERMISTOR

 

 

CAPACITOR

 

 

 

 

SOLENOID VALVE

HIGH PRESSURE

CN-P/S

CN-TH2

PIPE

 

 

 

 

 

 

 

CN-TH1

 

 

RY-4WAY

THERMISTOR

 

 

 

 

 

 

YL

 

 

 

 

 

 

 

SWITCH

 

 

 

 

F

 

 

 

 

 

 

 

 

CAPACITOR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

POWER

 

 

 

7

 

YL

 

CN-4WAY

 

 

 

 

C

 

 

 

 

 

 

 

 

 

 

 

 

 

OR(BR)

 

 

TRANS

 

THERMISTOR

2

 

 

 

POWER

REVERSING

 

 

 

 

 

 

BK

CN-PWR

 

 

 

 

 

 

 

VALVE

 

 

2

 

 

 

 

 

 

 

 

 

 

WH(BL) (Ribbed)

 

OR(BR)

 

TRANS

 

 

H

 

RD

 

 

 

 

 

 

 

 

 

 

 

6

 

 

ZNR01J

DC12V

SWITCH

 

 

BK

CN-PWR

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

WH(BL)

 

 

 

 

 

 

 

 

RD

 

DC12V

SWITCH

 

 

 

 

FUSE

CN-12V

 

 

 

 

 

 

 

 

 

(Ribbed)

 

 

 

 

 

 

FUSE

ZNR01J CN-12V

 

 

 

 

 

 

 

 

250V/T2A

 

 

 

 

 

BK(BR)

 

250V/T2A

 

 

 

 

(

 

)

 

(115V/T2A)

 

 

 

 

 

 

 

(115V/T2A)

 

 

 

 

 

BR

 

 

 

 

 

H.V.

 

6

 

(Plain)

 

 

 

 

 

 

 

BK

 

 

 

 

CN-HVB

 

GN/YL

 

 

 

 

 

 

 

 

(Plain)

 

 

3

 

ASSEMBLY

 

 

 

 

 

 

H.V.

 

 

 

GN/YL

 

 

 

 

 

 

 

 

(GN)

 

 

RY-COMP

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

ASSEMBLY

 

 

(GN)

R

 

 

RY-COMP

 

BK

RD

 

COMP.

 

 

CN-HVB

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

BK

RD

 

 

COMP. S

 

 

 

 

 

 

 

 

3

 

BL

AC PCB

 

3

 

 

AC PCB

 

 

 

 

 

 

 

 

BL

 

 

 

 

 

 

 

OLP

ASSEMBLY

 

 

8

 

 

C

 

 

ASSEMBLY

 

 

 

 

 

 

 

 

AIR FILTER

 

 

 

OLP

 

 

 

 

8

4

 

 

 

 

 

4

 

 

 

 

 

 

 

AIR FILTER

 

 

 

 

ASSEMBLY

 

 

 

 

 

 

 

 

 

WIRING DIAGRAM

3854AR3563U

 

WIRING DIAGRAM

3854AR3563N

 

 

 

 

 

 

 

ASSEMBLY

 

MODEL : LWC182PLMM0/LWC212PLMM0

 

MODEL : LW1500PRY3/LW1500PR

 

 

 

 

 

 

 

 

 

 

 

LW1800PRZ3/LW1804ER

 

 

 

 

 

 

 

 

 

 

 

LWC182PLMD1

 

 

 

 

 

1

 

 

 

 

 

 

 

1

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

5

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

7

2

 

 

 

 

 

 

 

2

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

6

3

 

 

 

 

 

 

 

3

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

4

 

 

 

 

 

 

 

 

 

 

8

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

 

S: Service Parts

 

 

 

N: Non Service Parts

 

 

 

 

 

LOCATION NO.

DESCRIPTION

Q'TY PER SET

 

REMARKS

 

 

 

 

 

1

MOTOR ASSY

1

 

S

 

 

 

 

 

2

CAPACITOR

1

 

S

 

 

 

 

 

3

COMPRESSOR

1

 

S

 

 

 

 

 

4

OVERLOAD PROTECTOR

1

 

S

 

 

 

 

 

5

DC PCB ASSEMBLY

1

 

S

 

 

 

 

 

6

AC PCB ASSEMBLY

1

 

S

 

 

 

 

 

7

THERMISTOR

1

 

S

 

 

 

 

 

8

PLASMA FILTER ASSY

1

 

S

 

 

 

 

 

Service Manual 25

Image 25
Contents LG Room Air Conditioner Table of Contents Be sure not to do Be sure to follow the instruction Safety PrecautionsSharp edges Symbols Used in this Manual DimensionsOutside Dimensions Models Product SpecificationsItems Installation Check InstallationHow to Secure the Drain Pipe Select the Best LocationWhen Using Installation Kits How to InstallInstallation Kits Contents Window RequirementsSCREWDRIVER+, -, RULER, KNIFE, HAMMER, PENCIL, Level Suggested tool RequirementsPreparation of Chassis Cabinet Installation Window installation of room air conditioner is now completed Operation Display Remote ControlFunction of Controls LOW MED HighDisplay Remocon Signal Receiver Auto SwingSignal Receiver Auto Swing LWP1820PDL/PEL Display Remote ControlMechanical Parts DisassemblyFront Grille CabinetFAN Air Guide and Turbo FanShroud Electrical PartsOverload Protector CompressorCapacitor Power CordMotor Refrigerating CycleEvaporator Capillary Tube Pulling Vacuum Device DiagramSegment LW1800ER/LWP1830WAL Model LWP1820PDL/LWP1820PELModel LWC182PLMM0/LWC212PLMM0 LWC182PLMD1LW1500PR/LWP1830WAL Components LocationLWP1820PDL/LWP1820PEL HBLG1803R LWC183PLMD1Schematic Diagram Piping System Troubleshooting GuideUnit runs but poor cooling Troubleshooting GuideIneffective Cooling Fails to Start Possible Trouble Unit does not operate Electrical Parts Troubleshooting GuidePossible Trouble Possible Trouble Function of Energy Saver does not operate Possible Trouble FAN does not operatePossible Trouble It displays abnormally on DC PCB Ass’y ElectrIc Parts Check the wiring Diagram Replace AC PCB Assy Possible Trouble Remote controller does not operate Replace IC03G Complaint Cause Remedy Troubleshooting GuideTroubleshooting Guide Cooling Model Exploded ViewHeating Model LW1800PRZ3 Description RemarkDescription Remark LWP1820PDL Replacement Parts ListLW1804ER Discharge Tube LW1800PR LW1800ERLWP1820PEL LWC183PLMDI Description Remark HBLG183R No A20140E

LWC183PLMD1, LW1800ERZ3, LWP1820PEL, LW1800PR, LWC182PLMM0 specifications

LG Electronics offers a wide range of air conditioning units designed to enhance indoor comfort with innovative features and technologies. Among these, the models LW1500PRY3, LWC212PLMM0, LW1800PRZ3, LW1804ER, and LW1500PR stand out for their effectiveness and reliability.

The LG LW1500PRY3 is a window air conditioner with a cooling capacity of 14,000 BTUs, ideal for large rooms up to 700 square feet. This model features a user-friendly LED display and a remote control for convenient temperature adjustments. One of its key characteristics is the "Energy Saver" mode, which conserves energy when the unit is not in use, contributing to lower utility bills. The LW1500PRY3 also includes a 3-speed fan and a dehumidification function, removing up to 3.5 pints of moisture from the air per hour.

Next, the LWC212PLMM0 serves as an all-in-one heat pump, perfect for year-round comfort. It delivers 21,000 BTUs of cooling power and is designed for energy efficiency, receiving an Energy Efficiency Rating (EER) that meets or exceeds industry standards. This model incorporates advanced inverter technology, which allows for quieter operation and precise temperature control. Its sleek, modern design fits well in any room, making it both a functional and aesthetic addition to a home.

The LW1800PRZ3 is another window unit that offers 18,000 BTUs of cooling, capable of managing spaces up to 1,000 square feet. This model also features Wi-Fi connectivity, allowing users to control their air conditioner via a smartphone app, enhancing convenience and energy management. The energy-saver mode and multiple cooling and fan speeds offer customizable comfort in a variety of conditions.

The LW1804ER, with its compact design, delivers effective cooling for medium-sized rooms, boasting an 18,000 BTU capacity as well. This unit is equipped with a convenient LED display, making it easy to monitor and adjust settings. Its quiet operation makes it suitable for bedrooms and living areas, allowing for a peaceful environment while providing effective cooling relief on hot days.

Finally, the LW1500PR is a reliable and efficient air conditioning option with a cooling capacity of 15,000 BTUs, suitable for rooms up to 700 square feet. With a focus on energy efficiency and user-friendly design, it includes adjustable air direction and a programmable timer, making it easy to set routines and maintain comfort.

Together, these LG Electronics models represent a commitment to advanced air conditioning technology, ensuring reliable performance, energy efficiency, and enhanced user comfort across various spaces. Each model features high-quality components and thoughtful design, meeting the diverse needs of consumers in today's marketplace.