Why Is The Red Light Flashing On My Ardent FX Unit? Rihana December 19, 2022 03:58 Updated The red light flashing on the unit indicates that it is now in the cool-down cycle and your decarb process is almost over. Related to Ardent FAQs Related articles Does Decarbing Cannabis Make It More Potent When You Smoke It? Do You Need To Break Up The Bud To Expose More Surface Area To Allow The Inside Of The Nug To Be Decarbed As Well? What Are The Max Temperatures For The Nova? Comments 0 comments Article is closed for comments.