I guess this has been out for over a year but this is the first I can recall seeing it. Lighting ballasts on older (not LED) bev max units may have a bad ballast, Crane will replace it for free on owned or bottler machines if you do the request form...
https://mycranems.com/sites/default/files/2020-11/BevMax-Machines_Product-Notice-from-CMS_0.pdf