Gree GMV-VQ280WM/C-X Owner's Manual page 27

GMV Heat Recovery DC Inverter VRF
Outdoor Model
GMV-VQ1350WM/C-X
GMV-VQ1410WM/C-X
GMV-VQ1460WM/C-X
GMV-VQ1515WM/C-X
GMV-VQ1580WM/C-X
GMV-VQ1630WM/C-X
GMV-VQ1685WM/C-X
GMV-VQ1750WM/C-X
GMV-VQ1800WM/C-X
GMV-VQ1845WM/C-X
GMV-VQ1908WM/C-X
GMV-VQ1962WM/C-X
GMV-VQ2016WM/C-X
GMV-VQ2072WM/C-X
GMV-VQ2128WM/C-X
GMV-VQ2184WM/C-X
GMV-VQ2240WM/C-X
GMV-VQ2295WM/C-X
GMV-VQ2350WM/C-X
GMV-VQ2405WM/C-X
GMV-VQ2460WM/C-X
(3) If the length between indoor unit and its nearest branch is above 10m, then increase the size
of the liquid pipe of indoor unit (only for the pipe size that is less than or equal to 6.35mm).
3.3.4 Connection Pipe among Outdoor Modules
(1) The pipe among the outdoor modules must be at the same level or tilted upwards. Otherwise,
the refrigeration oil will remain in the pipe.
Low pressure gas pipe
size(mm)
Φ41.3
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ51.4
Φ51.4
Φ51.4
Φ51.4
Φ51.4
Φ51.4
Φ51.4
Φ51.4
Φ51.4
Φ51.4
Φ51.4
Fig.3.3.2
Fig.3.3.3
Liquid pipe size(mm)
Φ22.2
Φ22.2
Φ22.2
Φ22.2
Φ22.2
Φ22.2
Φ22.2
Φ22.2
Φ22.2
Φ22.2
Φ25.4
Φ25.4
Φ25.4
Φ25.4
Φ25.4
Φ25.4
Φ25.4
Φ25.4
Φ25.4
Φ25.4
Φ25.4
23
High pressure gas pipe
size(mm)
Φ34.9
Φ41.3
Φ41.3
Φ41.3
Φ41.3
Φ41.3
Φ41.3
Φ41.3
Φ41.3
Φ41.3
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ44.5
Φ44.5