1. Water pipe or water pipe connection is leaking
Solution: ask a plumber check it
2. Water tank is leaking: top of vacuum tube have water flow out
Reason: silicon rubber seal (white) inside of the vacuum tube hole break or install improperly
Water tank's position is not fit the vacuum tubes well.
Solution: Change and adjust silicon rubber seal
Adjust the water tank slowly and let it’s vacuum tube all in the center of the vacuum tube hole.
3. Electrical heater hole fixing place is leaking
Switch off the electricity, take off the Electrical heater or plug, wound with thread sealing belt and fix it again
4. Inner tank is crack
Contact local agency for a grantee (within the guarantee period).