CTD80P F-11 Home › Forums › Trade Technical & Spare Parts Forums › Trade Technical Enquiries › CTD80P F-11 This topic has 1 reply, 2 voices, and was last updated 17 years, 5 months ago by robedoo. Viewing 2 posts - 1 through 2 (of 2 total) Author Posts October 14, 2008 at 7:17 pm #40215 robedooParticipant went 2 this 1 about 2 weeks ago usual no heat cleaned/fitted stat kit customer said she used it 12-15 times now showing F-11 she lives some distance away could i have overlooked something?anyone had any similar experiences? October 14, 2008 at 7:35 pm #265158 A1engineerParticipant Re: CTD80P F-11 F11 is a “no pump connection” fault. id start there, check connections at pump and board (J5). Author Posts Viewing 2 posts - 1 through 2 (of 2 total) You must be logged in to reply to this topic. Log In Username: Password: Keep me signed in Log In