LG MU3M21.UE0R0 User Manual download pdf (Page 15)

Flaring Work and Connection of Piping

Installation Manual 15

ENGLISH

Check

1. Compare the flared work with figure below.

2. If flare is noted to be defective, cut off the

flared section and do flaring work again.

Preparing the indoor unit's piping and drain hose for installation through the wall.

1. Route the indoor tubing and the drain hose in the direction of rear left or right

2. Tape the tubing, drain hose and the connecting cable. Be sure that the drain hose is located at

the lowest side of the bundle. Locating at the upper side can cause drain pan to overflow inside

the unit.

Inclined

Inside is shiny without scratches

Smooth all round

Even length

all round

Surface

damaged

Cracked Uneven

thickness

= Improper flaring =

Connection of piping - Indoor

Drain hose

Connecting

cable

Gas side

piping

Liquid side

piping

Drain hose

Loop

Connecting

pipe

Connecting cable

Tape

Drain hose

Connecting

pipe

Connecting cable

Tape

Drain hose

CAUTION: If the drain hose is routed inside the room, insulate the hose with

an insulation material* so that dripping from "sweating"(condensation) will

not damage furniture or floors.

*Foamed polyethylene or equivalent is recommended.

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LG MU3M21.UE0R0 User Manual Page 15

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