LG LP-E5020CL Service Manual page 36

2) Form the Piping
¤ Wrap the connecting port of indoor unit with the
insulation material and secure it with two Plastic
Bands. (for the right Piping)
• If you connect an additional drain hose, the end of
the drain-outlet should be water, and fix it on the
wall to avoid swinging in the wind.)
In case the outdoor unit is installed below
position of the indoor unit.
¤ŁTape the Piping, and Connecting Cable from down
to up.
¤ØFrom the piping gathered by taping along the exte-
rior wall fix it on the wall by saddle or equivalent.
In case the outdoor unit is installed upper position
of the indoor unit.
¤ Tape the piping and connecting cable from down
to up.
¤ŁIn order to prevent water from entering the room,
tape the piping from a trap.
¤Ø Fix the piping onto the wall with saddle or bracket.
Drain water treatment of outdoor Unit(Heat Pump
Only)
¤ When using the drain elbow hose, use a mount of
3cm of higher.
¤ŁIn the cold district (0°c continued for 2~3 days), the
drain water is frozen and the fan fails to function,
do not use the drain elbow.
Trap is required to prevent the electrical parts
from entering the water.
Drain elbow
Arrange the hose downward slope without waving.
– 36 –
Gas side
piping
Main cable
Liquid side
piping
Connecting
cable
Seal a small opening around
the piping with gum type sealer.
Trap
Trap
Hose(inner diameter ø20)