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8) Mode Conict Protection of Indoor Unit
e rst indoor unit calling for a comfort mode (heating or cooling) will be the basic call. If another indoor unit calls for
the opposing comfort mode, the rst unit will be satised before switching to another mode.
9) Communication Fault
If the unit fails to receive correct signals for a 3 minutes, communication fault will occur and the whole system will stop
and a “E6” will be displayed on the front panel of the indoor unit.
Protection Functions
Product Introduction
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