Ⅴ. Fitting Pipe Between Outdoor Unit And The First Manifold - Gree GMV5 Series Service Manual

Ⅴ. Fitting pipe between Outdoor Unit and the
First Manifold
(1). For single module system, pipe size (between outdoor unit and the first manifold)is
determined by that of outdoor unit.
Pipe size of basic outdoor module is shown as follows:
Basic Module
GMV-224WM/B-X
GMV-280WM/B-X
GMV-335WM/B-X
GMV-400WM/B-X
GMV-450WM/B-X
GMV-504WM/B-X
GMV-560WM/B-X
GMV-615WM/B-X
（2）.
For multi-module unit, select appropriate manifold connected to outdoor module as
per the pipe size of basic module. Pipe size of basic outdoor module is shown as follows:
GMV5 DC INVERTER VRF UNITS SERVICE MANUAL
Pipe between ODU and the first branch of IDU
Gas Pipe(mm)
Φ19.05
Φ22.2
Φ25.4
Φ25.4
Φ28.6
Φ28.6
Φ28.6
Φ28.6
49
Liquid Pipe(mm)
Φ9.52
Φ9.52
Φ12.7
Φ12.7
Φ12.7
Φ15.9
Φ15.9
Φ15.9