It is possible that the shut-off valve was blocked by the cumulated white stuff. As a result, water supply can not be stopped even when water level is high. 9 `2 U5 Z) p9 N/ l2 ~4 V0 F
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Solution: turn off water supply and take the humidifier apart and clean it will stop the leaking.4 B3 V; [/ N, ~5 ?/ t6 k% {
9 }/ P( s1 u' ? . C% j2 n4 r! f% B- B' T- n9 GOtherwise, find a professional or change a new set.