Operation Manual

1) Water temperature display
1.a) The water temperature data concerns water in the upper part of the tank (above 1/4), which is used by
the user, but it does not cover all the quantity of the water stored.
1.b) The 6 indicator displayed next to the water temperature data measures the temperature of the lower part
of the water. When water temperature exceeds 50°C, blue and yellow indicators are lit up. In case of water
temperature of 60 °C, the blue, yellow and red indicators are lit up and finally, when all the collared indicators
are lit up, water has reached the desired temperature.
1.c) During water usage, it might happen that the temperature of the lower water part decreases while the
upper part temperature is still high, this time, the appliance starts heating of the lower part. This is considered to
be normal operation.
2) Error shooting
3) In case of frequent error, the appliance changes into Standby mode and stays to be operative, but at a
definitely lower efficiency than earlier. Please, turn to a technician.
3.a) In case of serious error, the system can not operate further. Please, turn to a technician.
3.b) In case of occurrence of error the buzzer will buzz every second minute, the ALARM indicator will
glitter faster, the ALARM indicator is lit up and the error code and water temperature are displayed one after
the other . In order to switch off the alarm, please, press the CANCEL button for 3 seconds!
4) Restart after long shutdown
When the appliance is restarted after shutdown for a longer period (including pilot mode), it is evident that
outlet water is not clean. This time, the faucet must be kept open and outflowing water becomes clean soon.