Gree MULTI VRF SYSTEM II GMV-120WL/A-T - Page 33

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DC Inverter Multi VRF System II
Service Manual
CONTROL
4.4.5 Control units
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Click icon of “Setting” on menu bar and select parameter settings, which include “Gateway Settings”, “IDU Settings”, “System
Settings”, “Project Number Conict (In case there is project number conict in indoor units, other functions will be shielded. Then
this parameter needs to be set in order to eliminate the conict)” and “System Historical Info”. Click the corresponding set and
adjust the parameters.
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Take indoor unit as an example. Click “IDU Settings” and a dialog box will pop up.
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Tick the indoor units that need setting in the IDU selection zone or you may click “Select All” to select all of them or “Select
Inverted” to select none of them. After selection, the current values of the corresponding parameters will be displayed in the zone of
settings. Click “Set” and then click in the pop-up dialog box to select values. Click “Set” and then the corresponding order will
be sent to units. If setting is successful, it will be displayed at the current values.