TROUBLESHOOTING
Symptom Check Measures to take
The water tastes 
weird.
•  Did you clean the storage tank? Clean the storage tank.
•  You didn’t use the water ltration device 
for a long time.
Get rid of the saved water and clean the 
storage tank.
•  Isn’t it about time to change the lter? Request the lter replacement.
The water doesn’t 
come.
•  Is the water supply cut or isn’t the water 
supply valve closed?
Open the main water supply valve.
•  Did you miss the lter replacement times? Request the lter replacement.
The water is 
owing slower.
•  Isn’t it about time to change the lter? Request the lter replacement.
•  Does the main power connect to the 
voltage rating that matches it on the 
rating plate?
Connect the power cord to the voltage 
rating that matches it on the rating plate.
•  Didn’t you close the main water supply 
valve?
Open the main water supply valve.
•  Didn’t the temperature of the main water 
drop suddenly?
If the water temperature is lowered, the 
water amount is decreased.
The cold water / 
hot water doesn’t 
come.
•  Was the cold water mode indicator 
lightened?
Please press the cold water mode selection 
button.
•  Didn’t you close the main water supply 
valve? 
If it is the low water level to protect the 
electric motor, the cooling function doesn’t 
operate. Open the main water supply valve.
•  Isn’t the back side of the water ltration 
device and the wall too close? 
Please keep the distance between the back 
of the water ltration device and the wall to 
10 cm or more.
All operation was 
stopped suddenly 
when driving.
•  Is the main water being supplied actively? Check the main water supply valve.
•  Does the main power connect to the 
voltage rating that matches it on the 
rating plate?
Connect the power cord to the voltage 
rating that matches it on the rating plate.
•  Isn’t water overowing or leaking? Request A/S.
The water ltration device may operate abnormally due to minor causes not because of the 
product malfunction but because of the fact that the user is not familiar with the product use. 
In such a case, problems can be solved easily even without the help from the Service Center by 
checking the following items. If you can’t solve the problem after checking the following items, 
please call the Service Center.