Bosch WFF 2000. Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › Bosch WFF 2000. This topic has 2 replies, 2 voices, and was last updated 21 years, 1 month ago by ChrisR. Viewing 3 posts - 1 through 3 (of 3 total) Author Posts February 14, 2005 at 8:56 pm #7952 ChrisRParticipant Hi guys. Machine pre wash light flashes three times which is supposed to indicate a fault. Does anybody know what it means?. Thanks. Chris. February 14, 2005 at 9:59 pm #126115 AMSParticipant Re: Bosch WFF 2000. Hi Chris, That will be a failure to empty. Check usual suspects, filter etc Dave February 15, 2005 at 2:59 pm #126116 ChrisRParticipant Re: Bosch WFF 2000. 😀 Cheers. Dave. Author Posts Viewing 3 posts - 1 through 3 (of 3 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In