Gree GMV-Y72WM/C-F Owner's Manual page 52

NOTICE!
① If configuration is not done in initial energization, the unit will stay in standby status and
cannot operate normally. For detailed configuration procedur es, please refer to related
instructions in the owner's manual.
② Above configuration shall be done by the professional engineering personnel who is
accredited by Gree. Customer shall not change the configuration; otherwise unit
malfunction may be caused.
4.9.2 Installation project of photovoltaic system
The system construction is as below. The installation of photovoltaic system mainly
includes the installation of Photovoltaic Array and GMV, the lay-out of cable and power device.
4.9.2.1 Installation of photovoltaic sub-assy support
The support of photovoltaic sub-assy shall be inspected by Party A and professional
supervision unit before installation. The material of support shall be aluminium alloy or hot
galvanizing steel. During installation, please avoid scratching to the aluminium alloy surface or
galvanizing layer.
During installation, please place the transition unit(connected with house panel), main keel,
subaltern keel(if needed) and other parts separately, and then hang them uniformly. Calculate
the correct quantity of each row according to the quantity of photovoltaic sub-assy of each row,
including the quantity of bolt and other accessories. Firstly, fix the tran sition unit in the house
panel. Secondly, fix the corresponding main keel and subaltern keel(if needed) on it. Then
connect each part together with bolt. Tighten the bolt by hand and then tighten it by manual
spanner or electric spanner. Meanwhile, check and adjust the straight degree with nylon wire.
After finishing installation, clear the installation site.
4.9.2.2 Installation of photovoltaic battery sub-assy
The photovoltaic battery sub-assy shall be checked by related department of Party A
Photovoltaic Direct-driven Inverter VRF
Fig.4.9.1
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