Thank you very much for your sound advice, just as well I had the common sense to do so before reading your reply although I remain 'in the dark' re initial query.
Hi, I have a ceiling mounted bathroom extractor fan which I inherited with the house - it is situated above the bath which does not help when attempting to take a good look at it! The problem being that the timer comes on immediately on the light pull cord and continues to run for up to 5...