Ultra Heat GMV5 User Manual
7
4.2 Connection Pipe
4.2.1 Schematic Diagram of Piping Connection
IDU 1
IDU 2
IDU 3
Outdoor connection pipe
Liquid pipe
Branchs of IDUs
Connection pipe between ODU and the first indoor branch
Connection pipe between indoor branch and IDUs
Connection pipe between indoor branch and IDUs
Connection pipe between indoor branch and IDUs
Connection pipe of indoor branchs
Connection pipe of indoor branchs
Branchs of IDUs
ODU
Gas pipe
Fig.4
4.2.2 Allowable Length and Height Difference of Connection Pipe
Y type branch joint is adopted to connect indoor and outdoor units. Connecting method is
shown in the figure below:
NOTICE! Equivalent length of one Y-type branch is 0.5m(1-5/8feet).
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