The web alarm popup is supposed to have a "silence" button -- or at least the wiki claims here that "Clicking 'Silence' on web popup" will stop an active alarm.
I was mystified by the lack of such a button until I dug in the DOM inspector while an alarm popup was on-screen, and discovered...
I just completed my micro damper assembly and had to do exactly this to make things fit.
I removed the tab on the side facing the wire/mounting hole. I left the other intact as it allowed the servo to snap very securely into place. I was surprised at needing to do this as I was under the...