It is drawtube moving in a single direction. So without downgrading firmware my EAF is bricked. I might try to troubleshoot - for now I have just replaced it with another EAF from a different telescope.
SamoL Could you remove the EAF from the focuser to try? if it is possible, please take a video to show us the problem. Thanks.
@Tech@ZWO I have made two videos:
SamoL Hi Thank you for your video. Could you submit a ticket on this page? we will send you the old version firmware. please choose 'Product' page. https://support.astronomy-imaging-camera.com/ Thank you.