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Tube wall thickness should meet local code requirements and be approved for an operating pressure of 551 psi. If local code does not specify wall thickness, LG suggests using tube thickness per table below. When bending tubing, try to keep the number of bends to a minimum, and use the largest radii possible to reduce the equivalent length of installed pipe;...
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Field-provided Isolation Ball Valves LG allows the installation of field-supplied ball valves with Schrader ports at each indoor unit. Full-port isolation ball valves with Schrader ports (positioned between valve and indoor unit) rated for use with R410A refrigerant should be used on both the liquid and vapor lines.
Pipe Sleeves at Penetrations LG requires that all pipe penetrations through walls, floors, and pipes buried underground be properly insulated and routed through an appropriate wall sleeve of sufficient size to prevent compression of refrigerant pipe insulation and free movement of the pipe within the sleeve (Table 16).
Pipe Sleeves at Penetrations LG requires that all pipe penetrations through walls, floors, and pipes buried underground be properly insulated and routed through an appropriate wall sleeve of sufficient size to prevent compression of refrigerant pipe insulation and free movement of the pipe within the sleeve.
SIMs, and how to use the data to troubleshoot the system. Figure 63 shows a Multi F configuration used with the SIMs module and app. LG SIMs can also be used with Single Zone one-to-one configurations such as the Single Zone Wall Mount systems.
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Power wiring to the Single Zone outdoor unit was installed per all local electrical code requirements. Power wiring to the indoor unit was installed per all local electrical code requirements. LG-supplied cable was used between the indoor unit and its zone controller. No cables were spliced and no wire caps are present.
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20001747 ISO 9001: 2008 LG ELECTRONICS INC. LG Electronics U.S.A., Inc. LG Customer Information Center, Commercial Products Commercial Air Conditioning Division 1-888-865-3026 USA 11405 Old Roswell Road Follow the prompts for commercial A/C products. Alpharetta, Georgia 30009 www.lghvac.com IM-SZ-ArtCoolGallery-LA090HVP_LA120HVP-11-14...