LG Electronics LS305HV installation manual Pump Down Procedure

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Installation

NOTICE

If the actual pressure is higher than shown, the system is most likely over-charged, and charge should be removed. If the actual pressure are lower than shown, the system is most likely undercharged, and charge should be added.

PUMP DOWN

This is performed when the unit is relocated or the refrigerant circuit is serviced.

Pump Down means collecting all refrigerant into the outdoor unit without the loss of refrigerant.

Be sure to perform Pump Down procedure in the cooling mode.

Pump Down Procedure

1.Connect a low-pressure gauge manifold hose to the charge port on the gas side service valve.

2.Open the gas side service valve halfway and purge the air in the manifold hose using the refrigerant.

3.Close the liquid side service valve(all the way).

4.Turn on the unit's operating switch and start the cooling operation.

5.When the low-pressure gauge reading becomes 1 to 0.5kg/cm2 G(14.2 to 7.1 P.S.I.G.), fully close the gas side valve and then quickly turn off the unit. Now Pump Down procedure is completed, and all refrigerant is collected into the outdoor unit.

ENGLISH

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Contents Room Air Conditioner Table of Contents Installation Instructions It may cause injury or an accident No installation may cause a fire and electrical shockBe sure not to do Be sure to follow the instruction Operation Otherwise, it may cause dispute with the neighbors Otherwise, it may cause water leakageOtherwise, it may cause vibration or water leakage Otherwise, it may do harm to your healthFeatures Symbols used in this ManualRead carefully, and then follow step by step Installation PartsInstallation Tools Installation Map This Product Contains R-410A Refrigerant Confirm The RefrigerantOutdoor unit Select the best LocationIndoor unit Liquid Piping Length and ElevationDrill a Hole in the Wall Fixing Installation PlateCut the pipes and the cable Flaring WorkBurrs removal Putting nut onIndoor Connecting the PipingCheck Wrap the insulation material around the connecting portion Indoor unit installationFor left rear piping Indoor unit installation Bad case Good caseOutdoor unit OutdoorConnecting the Cables Wiring Diagram Outdoor unit For strand wiring How to connect wiring to the terminalsPower supply cable Strand wire Connecting cableTo check the drainage Checking the DrainageDrain piping Pour a glass of water on the evaporatorForming the Piping Air purging Air PurgingAir purging with vacuum pump PreparationFinishing the job Soap water methodEvacuation Test Running Prepare remote controllerSettlement of outdoor unit Evaluation of the performancePump Down Pump Down ProcedureSelecting the locationOutdoor Unit Installation guide at the seasideNo. MFL39817301

LS305HV specifications

The LG Electronics LS305HV is a cutting-edge split-type air conditioning unit that blends efficiency and comfort with modern technology to create the ideal indoor environment. Designed to cater to both residential and commercial spaces, this model stands out for its sleek design, user-friendly interface, and advanced air conditioning capabilities.

One of the standout features of the LS305HV is its energy efficiency. Equipped with a high-performance compressor and inverter technology, the unit adjusts its cooling output based on the ambient temperature, ensuring optimal comfort while minimizing energy consumption. This not only helps reduce electricity bills but also supports environmentally conscious living.

The LS305HV is designed for quick and effective cooling. With a powerful airflow system, it can rapidly distribute cool air across a room, reaching every corner effectively. This feature is particularly beneficial for larger spaces where uniform temperature control is essential. The unit operates quietly, making it ideal for use in bedrooms and workplaces without disrupting daily activities.

Another significant characteristic is the advanced air purification system integrated within the LS305HV. Utilizing a multi-layered filter, the unit effectively captures dust, allergens, and other airborne particles, promoting a healthier indoor environment. This feature is especially advantageous for individuals with respiratory issues or allergies, ensuring cleaner air is circulated throughout the space.

The unit is also equipped with smart technology that allows users to control it remotely via a mobile app. This remote access enhances user convenience, enabling adjustments to cooling settings or scheduling on/off times from anywhere. Additionally, the smart diagnostic feature assists in monitoring the unit's performance, alerting users to any maintenance needs before they become larger issues.

Furthermore, the LS305HV boasts an aesthetic design that harmonizes seamlessly with modern interior decor. Its compact size and elegant finish make it a visually appealing addition to any room, allowing users to enjoy both functionality and style.

In summary, the LG Electronics LS305HV is a top-tier air conditioning system that prioritizes efficiency, comfort, and air quality. With its advanced inverter technology, high cooling capacity, smart features, and aesthetic appeal, it is an excellent choice for anyone seeking reliable climate control. Whether for home or office use, this unit exemplifies LG's commitment to delivering innovative and effective solutions for everyday living.
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