LG Electronics LWP1820PDL, HB1803R, LWP1830WAL, LWP1820PEL Troubleshooting Guide, Piping System

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Troubleshooting Guide

Troubleshooting Guide

Piping System

CONDENSER COIL

FAN

CAPILLARY TUBE

MOTOR

COMPRESSOR

TURBO FAN

EVAPORATOR COIL

Figure 31 is a brief description of the important components and their function in what is called the refrigeration system. This will help you to understand the refrigeration cycle and the flow of the refrigerant in the cooling cycle.

 

ROOM AIR CONITIONER

 

 

CYCLE OF REFRIGERATION

 

EVAPORATOR COILS

 

 

CONDENSER COILS

 

SUCTION LINE

VAPOR INLET

COMPLETE LIQUID

 

HOT

COOL LOW PRESSURE VAPOR

BOIL OFF POINT

DISCHARGED

 

 

COOLED

 

 

AIR

 

 

 

AIR

 

 

 

ROOM AIR HEAT LOAD

 

 

 

 

OUTSIDE COOLING

 

 

 

AIR FOR REFRIGERANT

 

MOTOR

PASS THROUGH

 

 

 

 

 

COMPRESSOR

 

 

 

OIL

 

 

LIQUID

 

 

LIQUID OUTLET

PRESSURE

 

 

DROP

 

 

 

(LIQUID REFRIGERANT)

 

HIGH PRESSURE VAPOR

 

 

 

CAPILLARY TUBE

 

LIQUID REFRIGERANT

 

 

 

Figure 31

 

LOW PRESSURE VAPOR

 

 

 

28Room Air Conditioner

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Contents LG Room Air Conditioner Table of Contents Safety Precautions Be sure not to do Be sure to follow the instructionSharp edges Symbols Used in this Manual DimensionsOutside Dimensions Models Product SpecificationsItems Installation Installation CheckHow to Secure the Drain Pipe Select the Best LocationHow to Install When Using Installation KitsInstallation 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 High LOW MEDRemocon Signal Receiver Auto Swing DisplayLWP1820PDL/PEL Display Remote Control Signal Receiver Auto SwingDisassembly Mechanical PartsFront Grille CabinetAir Guide and Turbo Fan FANElectrical Parts ShroudOverload Protector CompressorPower Cord CapacitorMotor Refrigerating CycleEvaporator Capillary Tube Pulling Vacuum Diagram DeviceSegment Model LWP1820PDL/LWP1820PEL LW1800ER/LWP1830WALModel LWC182PLMM0/LWC212PLMM0 LWC182PLMD1Components Location LW1500PR/LWP1830WALLWP1820PDL/LWP1820PEL HBLG1803R LWC183PLMD1Schematic Diagram Troubleshooting Guide Piping SystemUnit runs but poor cooling Troubleshooting GuideIneffective Cooling Fails to Start Electrical Parts Troubleshooting Guide Possible Trouble Unit does not operatePossible Trouble Possible Trouble FAN does not operate Possible Trouble Function of Energy Saver 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 Troubleshooting Guide Complaint Cause RemedyTroubleshooting Guide Exploded View Cooling ModelHeating Model Description Remark LW1800PRZ3Replacement Parts List Description Remark LWP1820PDLLW1804ER LW1800PR LW1800ER Discharge TubeLWP1820PEL 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.