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31-5000573 Rev. 2 23
ENGLISH
INSTALLATION INSTRUCTIONS
Allowing Piping Length and Drop Between Indoor and Outdoor (cont.)
Example of connections
Cut off pipe with the cutter
Cut off at the middle Right
Floor
Horizontal
Branch fittings should always lie flat
Wrong
Floor
280B
Outdoor Unit Side (3 Pipes)
HP Gas Pipe ˿3/4” (˿19.05)
Suction Gas Pipe ˿7/8” (˿22.22)
Liquid Pipe ˿3/8” (˿9.52)
Indoor Unit Side (2 Pipes)
Gas Pipe ˿7/8” (˿22.22)
Liquid Pipe ˿3/8” (˿9.52)
180B
Outdoor unit side (3 pipes)
HP Gas Pipe ˿5/8” (˿15.88)
Suction Gas Pipe ˿5/8” (˿15.88)
Liquid Pipe ˿3/8” (˿9.52)
Indoor Unit Side (2 Pipes)
Gas Pipe ˿5/8” (˿15.88)
Liquid Pipe ˿3/8” (˿9.52)
112B
Outdoor Unit Side (3 Pipes)
HP Gas Pipe ˿1/2” (˿12.7)
Suction Gas Pipe ˿5/8” (˿15.88)
Liquid Pipe ˿3/8” (˿9.52)
Indoor Unit Side (2 Pipes)
Gas Pipe ˿8/8” (˿15.88)
Liquid Pipe ˿3/8” (˿9.52)
5
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