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• Heat / Cool Mode selection
o Must use together with Cooling / Heating Selector Switch (CZ-RD1)
o With the heat cool selector switch, operation mode (Heat / Cool / Fan) can be set & fixed by higher
authority user.
o If OFF selected, Unit will operate freely base on remote setting.
o If ON & FAN selected, Unit will in priority to operate fan mode only.
o If ON & MODE & HEAT selected, unit will in priority to operate heat mode only.
o Priority mode is indicated in wired remote. If remote setting is not same mode with Priority Mode, indoor
unit will standby until priority mode canceled. (power led blinks ON 2.5sec; OFF 0.5sec)
• Share External Signals to Next Outdoor Unit
o The Cooling / Heating Selector and Forced Stop input signals can be share with next outdoor systems.
o Maximum 30 outdoor units can share these signals.
o Wire requirement : 0.5mm² diameter and maximum length is 100m.
o Demand control signal cannot be shared to the next system.
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