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42
Single Zone Art Cool Premier Wall Mounted Installation Manual
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.
REFRIGERANT PIPING CONNECTIONS
Piping Installation When Piping is on the Right Side
See the Electrical System Installation section for information on how to connect
the communication / connection (power) wiring from the outdoor unit.
1. Insert drain hose (feature could differ depending on model of indoor
unit).
2. Align the center of the refrigerant piping and corresponding connec-
tion as shown on the “Connecting the Indoor Unit Refrigerant Piping
Page”.
3. Place a couple of drops of refrigerant oil on outside of the flare before
assembling.
Do not add any contaminants. Tighten the flare nut
initially by hand.
4. Finish tightening the flare nut with a torque wrench until the wrench
clicks. Follow torque guidelines in the table as shown on the “Connect-
ing the Indoor Unit Refrigerant Piping Page”.
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tightening follows the arrow on the wrench.
5. Bundle the refrigerant piping, drain hose, and communication / con-
nection (power) cable together. Ensure that the drain hose is located
at the bottom of the bundle.
• If using a conduit for the power wiring / communications cable, see
the conduit information in the Electrical System Installation section.
Positioning the drain hose at the top of the bundle can cause condensate to
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Right Side Piping
Piping
Connection
Cable
Tape
Drain Hose
Figure 51: Piping Installation When Piping is on the Right Side (Ap-
pearances Will Vary Depending on Indoor Unit Model).
Indoor Unit Connections
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