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MULTI V Water IV
8. Refrigerant Piping System
8.4 Pipe Connection Method/Precautions for Series connections
between Outside units
•
Separate Y branch joints are needed for series connections between outside units.
•
Y-branches between the outside units must be installed horizontally.
•
Please refer to the below connection examples to install pipe connections between outside units.
Pipe connection between outside units (General Case)
Pipes between outside units are 2 m(6.6 ft) or less
28
Heat Pump
Oil Trap
The maximum pipe length
after the first branching
between the outside unit is
10 m (33 ft) or less
2 m (6.6 ft) or less
Installation of Outside Units
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