LG FLEX MULTI SPLIT Installation Manual page 37

Attention
1. Possible drain-head height is up to
700mm(27 9/16 inch). So, it must be in-
stalled below 700mm(27 9/16 inch).
2. Keep the drain hose downward up to
1/50~1/100 inclination.
Prevent any upward flow or reverse flow in
any part.
3. 5mm(3/16 inch) or thicker formed thermal in-
sulator is provided for the drain pipe.
4. Upward routing is not allowed.
5. Be sure to check the drain pump for normal
operation and abnormal noise when electri-
cal wiring is complete.
MAX 700mm
(27 9/16 inch)
Thermal insulator
(Local supply)
Unit
Elbow
Drain pump
Installation Manual 37
Installation
1/50~1/100
Drain pipe
(Local supply)
Wall
Drain hose