LG CRNN Series, Installation Manual

Page: 21 / 86

Installation of Art Cool Type Indoor Unit
21
Installation of Art Cool Type Indoor Unit
• Wrap the area which accommodates the rear piping
housing section with vinyl tape.
• Bundle the piping and drain hose together by wrap-
ping them with vinyl tape for enough to cover where
they fit into the rear piping housing section.
6. Checking the drainage
1) To check the drainage.
• Pour a glass of water on the evaporator.
• Ensure the water flows through the drain hose of
the indoor unit without any leakage and goes out
the drain exit.
2) Drain piping
• The drain hose should point downward for easy
drain flow.
• Do not make drain piping.
Vinyl tape(narrow)
Connection
pipe
Connecting cable
Vinyl tape
(wide)
Wrap with vinyl tape
Indoor
unit pipe
Pipe
Wrap with vinyl tape
Drain hose
Pipe
Vinyl tape(wide)
Downward slope
Do not raise
Accumulated
drain water
Tip of drain hose
dipped in water
Air
Waving
Water
leakage
Water
leakage
Ditch
Less than
50mm gap
Water
leakage