Connection Of Piping-Indoor - LG LA120CPI Service Manual

Flaring work and connection of piping
Check
1. Compare the flared work with the figure by.
2. If a flared section is defective, cut it off and do flaring
work again.
Connecting the Piping
Indoor
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.
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 dam-
age furniture or floors.
*Foamed polyethylene or equivalent is recommended.
20 Room Air Conditioner
Smooth all round
Inside is shiny without scratches
= Improper flaring =
Inclined Surface
damaged
Even length
all round
Drain hose
Connecting
cable
Drain hose
Cracked Uneven
thickness
Loop
Gas side piping
Liquid side piping