The WASH has optional audible prompts at the start, end, and transitions between steps.
- To turn off the transition prompts, press the white button on the top of the WASH until the curved sound lines icon in the center disappears.
- There is also optional music that plays during the 30 second countdown. To turn off the music, press the white button on the top of the WASH until the musical note icon disappears.
- To turn off both the transition prompt and the music, press the white button on the top of the WASH until both icons appear in a circle with a line through the center which indicates silent operation.
Note: To stop or start the music or transition prompt while the timer is in operation, press the white button on the top of the WASH.