6BASIC OPERATIONOFF / ONTO TURN ON OR OFF THE UNIT• When unit is ON, operation LED is lit and the actualtemperature for water outlet and outdoor ambient areshown on the control panel display.MODETO SELECT OPERATION MODEHEAT HEAT +TANK TANK• HEAT MODE- To turn ON or OFF the panel/floor heating operation.- In this mode, the outdoor unit will provide heatingcapacity to the indoor unit.• HEAT + TANK MODE- In this mode, the outdoor unit will provide heatingcapacity to the sanitary tank and indoor unit.- This operation is not used when the sanitary watertank is not installed.• TANK MODE- To turn ON or OFF the sanitary tank operation.- In this mode, the outdoor unit will provide heatingcapacity to the sanitary tank.QUIETTO ENJOY QUIET ENVIRONMENT• This operation reduces outdoor unit noise. In thiscondition, it may cause decrease in heating capacity.HEATER TO ENABLE THE BACKUPHEATER• The backup heater provides extra heating capacityduring cold outdoor temperature and only can operatedat heat mode operation for indoor unit when he wasenabled by pushing this button.• The backup heater will automatically turn ON when thesetting conditions is fulfilled.• To disabled the Heater operation manually, press therespective button again.STATUSSEARCHCHECKSYSTEM STATUS CHECK MODE1.Press CHECKfor 5 seconds to enter STATUS mode.2.Press or to check the Water InletTemperature, Tank Temperature, Compressor RunningFrequency or Error History.• Press CANCELto exit STATUS mode.• Once STATUS mode is entered, “STATUS”indicator is ON.• STATUS mode cannot be activated when the“SETTING” indicator is ON.• It is strongly recommended to contact the nearestauthorized dealer to change the water temperature range.• Using the control panel could set the temperaturerange for water outlet temperature and outdoor ambienttemperature.SYSTEM SETTING MODESETSELECTCANCELSETTINGTIMER OUTDOORHEATSETTINGSTATUSPUMPDWBOOSTERQUIETTANKWATER OUTLETCHEATEROPERATIONFORCEHEATERACTUALONOperation Mode Temperature displaySETTING indicatorParameter *1. Press SETfor 5 seconds to enter “SETTING” mode.“SETTING” indicator is ON.2. Press or to choose a parameter.3. After selecting the desired parameter, press SELECTto enterthe parameter.4. Press or to set the desired temperature.5. Press SETagain to confirm the setting.• Repeat steps 2 to 5 to set other parameters.OperationMode Parameter * DescriptionHEAT Low outdoor ambient set temperature(-15°C ~ 15°C).HEAT High outdoor ambient set temperature(-15°C ~ 15°C).HEAT Water outlet set temperature at low outdoorambient temperature (25°C ~ 55°C).HEAT Water outlet set temperature at high outdoorambient temperature (25°C ~ 55°C).Water TemperatureOutdoor TemperatureHEAT OFF Set temperature for turning OFF heatingoperation (5°C ~ 35°C).HEATER ON Outdoor ambient set temperature for turningON heater operation (-15°C ~ 20°C).TANK Sanitary tank set temperature(40°C ~ 75°C).WATER TEMPERATURE THERMO SHIFT SETTING1. Press SETwithin 5 seconds.• Repeat steps 3 to 5 to set the desired shift temperature(-5°C ~ 5°C).Notes:• Press CANCELor wait 30 seconds to exit “SETTING” mode.• The setting temperature will be stored in the system onceconfirm.• “SETTING” mode cannot be activated when the“PUMPDW” and “STATUS” indicator is ON.ADVANCE OPERATION