ER-1 : It appears when the input voltage is lower as much as 10% of the rated voltage
- Trouble shooting: turn it off and contact out A/S service center. Even after turning it off, you may enjoy drinking water.
ER-2 : It appears when the input voltage is higher as much as 10% of the rated voltage
- Trouble shooting: turn it off and contact out A/S service center. Even after turning it off, you may enjoy drinking water.
ER-3 : Message when electrolytic cell is overheated
- Trouble shooting: it may appear when minerals increases if using the system for a long time or using underground water. Try to use it again in an hour after turning it off. If it does not disappear, please contact our A/S service center.
ER-0/OFF : Message when the input volume is 3L/minute(excessive volume)
- Trouble shooting: control the flow by using valves.
ER-7 : Message appearing when self-cleaning
- Trouble shooting: please wait until the self-cleaning process is finished.
ER-8 : Message when a fake filter is installed
- Trouble Shooting : Need to replace with a genuine filter designated by Biontech Co., Ltd.