Wiring Instructions; One/Two Wired Controller Controls Multiple Indoor Units - Gree GMV-S120WL/A-S Service Manual

Fig.3.6 One Wired Controller Controls Multiple Indoor Units Simultaneously
Fig.3.7 Two Wired Controllers Control Multiple Indoor Units Simultaneously

Wiring instructions:

(1) When one wired controller controls multiple indoor units simultaneously, the wired
controller can connect to any one indoor unit, but the connected indoor unit must be the
same series indoor unit. The total quantity of indoor unit controlled by wired controller
can't exceed 16 sets, and the connected indoor unit must be within the same indoor
unit's network. Please refer to section 3.2.3 for the setting method.
(2) When two wired controllers control one indoor unit, the addresses of those two wired
controllers should be different. Please refer to section 3.2.3 for the setting method.
(3) When two wired controllers control multiple indoor units, wired controller can connect to
any one indoor unit, while the connected indoor unit should be the same series indoor
unit. The addresses of those two wired controllers should be different. Please refer to
section 3.2.3 for the setting method. The total quantity of indoor unit controlled by wired
GMV5 Home DC Inverter Multi VRF Units
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