Owner’s Manual
2
neutral line.
When two wired controllers control one (or more) indoor unit(s),
the address of wired controller should be different.
Functions with “*” are optional for indoor units. If a function is not
included in an indoor unit, wired controller can’t set the function, or
setting of this function is invalid to the indoor unit.
Please pay attention to below items when matching with VRF unit:
When the system mode priority is the master-slave mode, in
one system network, you must set one indoor unit as the
master indoor unit, other indoor units are slave indoor units.
When the system mode priority is the master-slave mode,
the operation mode of the system is basing on that of the
master indoor unit. The master indoor unit can be set to any
mode (including auto mode), while the slave indoor unit
can’t set to the mode that conflicts with the system mode.
When the system mode priority is: Cooling mode is
prioritized, heating mode is prioritized, first-set mode is
prioritized, or last-set mode is prioritized. The indoor unit
can be set to any mode (excluding auto mode). The indoor
unit will automatically switch to the system mode, when the
operation mode of the indoor unit conflicts with the system
operation mode.
When the system mode priority is the voting mode (indoor
unit’s capacity is prioritized / number of indoor units is
prioritized). The indoor unit can be set to any mode
(excluding the auto mode). The indoor unit will be stopped,
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