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Connecting pipes to the indoor unit
This procedure is designed to prevent formation of oxidation film by filling piping
with inert gas.Note that excessive gas pressure will generate pinholes at brazed
points.
(Nitrogen gas: Supply pressure 0,05~0,1 kg/cm G)
2
When supplying inert gas,be sure to open one end of piping.
16 Ceiling Concealed Duct
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