Charles S. for Model Number shu9925 uc/12 Depressed power switch: No power light and unit emits humming sound. No other lights or functions.
Answer Hello Charles, This is most likely a bad water inlet valve 00425458 that has allowed water to dribble into the main base. This is a common issue and the water has to be dried out of the base when the water valve is replaced to restore normal operation. Read More... Answered by AppliancePartsPros.com | Monday, April 14, 2014