LG ARUN096BT2 Installation Manual - Page 30
Combination of Y branch/header method
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Refrigerant piping installation x Combination of Y branch/header method Example : 5 Indoor Units connected : Outdoor Unit : 1st branch (Y branch) : Y branch : Indoor Unit : Header : Sealed piping L 150m(492ft) 40m(131ft) H 100m(328ft) h 15m(49ft) Example : 5 Indoor Units connected : Outdoor Unit : 1st branch : Y branch : Indoor Unit : Connection branch pipe between Outdoor units: ARCNN20 : Header : Sealed piping Branch pipe can not be used after header 10m (32.8ft) or less Slave Master L 150m(492ft) 40m(131ft) H 100m(328ft) h 15m(49ft) Branch pipe can not be used after header 3 Outdoor Units Example : 5 Indoor Units connected : Outdoor Unit : 1st branch(Y branch) : Y branch : Indoor Unit : Connection branch pipe between Outdoor units: ARCNN30 : Connection branch pipe between Outdoor units: ARCNN20 : Header : Sealing H 100m(328ft) Slave2 Slave1 Master 10m (32.8ft) or less L 150m(492ft) 40m(131ft) Branch pipe can not be used after header h 15m(49ft) 30 Outdoor Unit
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