LG Electronics 3828A20025V Installation Method, Installation works Descriptions

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Installation of Unit

InstallationMethod

No.	Installation works	Descriptions

1	Preparation of tools and installation parts	Preparation of installation

2	Flaring the pipes	To insert the flare nuts, mounted on the
		connection parts of both indoor and
		outdoor unit, onto the copper pipes.

3	Pipe bending	To reduce the flow resistance of refrigerant.

4	Connection of installation parts	Connection of long piping
	(elbows, socket etc)

5	Tighten the flare nut (outdoor)	Connecting the pipings of the outdoor unit.

6	Blowing the pipings	To remove dust and scale in working.

7	Tighten the flare nut (indoor)	Connecting the pipings of the indoor unit.

8Check a gas-leakage of the connecting part of the pipings.

9	Vacuum drying of the piping and indoor unit	The air which contains moisture and which
		remains in the refrigeration cycle may cause a
		malfunction on the compressor

10Open the 3-way (liquid side) and 3-way (gas side) valves.

11	Form the pipings	To prevent heat loss and sweat

12	Checking the drainage (indoor unit)	To ensure if water flow drain hose of indoor unit.

13	Connecting the cable between outdoor	Preparation of the operating
	and indoor unit

14	Connecting the main cable to outdoor unit

15	Supply the power to the crankcase heater	To prevent the liquid back to the compressor.
	(Before the operating the unit)	(Heat pump only)

16Cooling operation

(Use the remote control or display of the indoor unit)

10Floor Standing type Air Conditioner

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Contents LG Floor Standing Type Air Conditioner Table of Contents Always ground the product Use the correctly rated breaker or fuseBe sure the installation area does not deteriorate with age OperationKeep level even when installing the product Use two or more people to lift and transport the productInstallation of Unit Selection of the best locationPiping length and the elevation Outdoor unit Installation Indoor Unit InstallationRefrigerant amount Installation guide at the seaside Selecting the locationOutdoor UnitInstallation Method Installation works DescriptionsPreparation of installation parts and tools Installation Parts, Tools UsePreparation of Piping Cut the pipes and the cableConnection of piping Precautions in bendingMove the indoor tubing and drain hose to the hole Connecting the Cable to Indoor Unit Connecting pipings to the outdoor unit Connecting the cables to the outdoor unitPower Supply and Wiring Power supplyVacuum Drying of the Connecting Pipes and the Indoor Unit Form the Piping Final Check and Test Run Memo Floor Standing type Air Conditioner