Special Applications - LG ART COOL LA090HSV5 Installation Manual

REFRIGERANT PIPING CONNECTIONS

Special Applications

Special Applications
If an additional drain hose is necessary, the end of drain outlet must
be routed above the ground. Secure the drain hose appropriately.
When the Outdoor Unit is Installed Below the Indoor Unit:
1. Use a conduit, piping set cover, or bundle the (separately) insu-
lated refrigerant piping, the drain hose, and the communications /
connection (power) cable together.
2. Make sure to include some slack in the wiring. Wiring must be
installed in an upwards direction to prevent water from accessing
into the control box.
3. Secure the conduit, piping set cover, or bundle along the outside
wall using saddles or a similar type of piping support.
4. Seal any openings in the wall that are around the piping.
When the Outdoor Unit is Installed Above the Indoor Unit:
1. Use a conduit, piping set cover, or bundle the (separately)
insulated refrigerant piping and the communications / connection
(power) cable together up to the outdoor unit service valves.
2. Make sure to include some slack in the wiring. Wiring must be
installed in upwards direction to prevent water from traveling into
the control box.
3. If necessary, secure the conduit, piping set cover, or bundle
along the outside wall using saddles or a similar type of piping
support.
4. Ensure the insulated drain hose from the indoor unit is installed
away from the outdoor unit, and in a downwards direction. If nec-
essary, secure along the outside wall using saddles or a similar
type of support.
5. Seal any openings in the wall that are around the piping.
34
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.
Figure 35: Special Applications.
Outdoor Unit Below Indoor Units
Seal the small access hole
in the wall around the piping.
Outdoor Unit Above Indoor Units
Seal the small access hole
in the wall around the piping.
Drainage from the Indoor Units
Insulation
Drain Hose
Piping
Communication
Cables
Power Wiring
Drainage from the Indoor Units