LG LA090HYV3 Installation Manual page 43

Incorrect Slope Angles for the Drain Hose
Avoid installing the drain hose as shown in the diagrams below. These methods are incorrect and can cause leaks at the indoor unit site.
Figure 57: Incorrect Slope Angles for the Drain Hose.
Indoor
Unit
Water
Leak
Less than
2 inch Gap
Between Bottom
of Drain Hose and
Ground
Indoor
Unit
Tip of Drain
Hose Pointing
Water
Up
Leak
Horizontal Drain Hose
>6-1/2 feet
REFRIGERANT PIPING CONNECTIONS
Upward slope
to outdoor
Indoor
can cause indoor
Unit
leaks!
Water
Leak
Indoor
Unit
Water
Leak
Indoor
Unit
Water
Leak
Due to our policy of continuous product innovation, some specifications may change without notification.
©LG Electronics U.S.A., Inc., Englewood Cliffs, NJ. All rights reserved. "LG" is a registered trademark of LG Corp.
Indoor Unit Condensate Drain Hose
Accumulated
drain water
Air
Indoor
Unit
Kinks
Indoor
Tip of Drain Hose
Unit
In Container
Drain Hose and
Ground are Parallel
Indoor
Unit
Buried Pipe
Bundle Taped in
Downward
Direction
Tip of Drain Hose
In Water
Water
Leak
Ditch
Drain Hose
Installed in
Upward Direction
Drain Hose Inserted
<2 inches
Less than 2 inch Gap
Water
Leak
No rainwater trap
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