Make sure the wires are connected per the wiring diagram. Avoid water, mud, paints and other substances from getting into the PCB of thermostat. Close the front cover. Dimensions EXT-CFU-230-D222/(D422) 90.0 mm 90.0 mm 86.8 mm 60 mm EXT-CFU-230-D2/(D4) 40.0 mm 90.0 mm 90.0 mm 64.7 mm...
·working status: cool , heating or ventilation Fan speed ·fan speed: low ,Mid ,High ,or Auto Mode ·FCU valve status ·Room temperature Temperature adjustment ·Temperature setpoint For EXT-CFU-230-D2 On/Off Economy mode · Build-in sensor (display “Room”) · External sensor (“Room” disappear) ·...
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For cooling mode, thermostat runs at LOW fan speed with default temperature setpoint 26 °C. EXT-CFU-230-D2 For heating mode, thermostat runs at LOW fan speed with the default temperature setpoint 18°C. During Economy mode, all the buttons become ineffective except the On/Off button.
This manual is also suitable for:
Ext-cfu-230-d4Ext-cfu-230-d422Ext-cfu-230-d222Ext-cfu-230-d series