Bosch KGU31125GB/01 Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › Bosch KGU31125GB/01 This topic has 0 replies, 1 voice, and was last updated 12 years, 8 months ago by Criscold. Viewing 1 post (of 1 total) Author Posts July 19, 2013 at 3:20 pm #76291 CriscoldParticipant Can anyone tell me if there is a test mode for the above F/F, I have a tenant who says that theirs has defrosted itself twice in the last week but of course working ok when I called today. Thanks Colin Author Posts Viewing 1 post (of 1 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In