Thanks for your reply. Just fitted and it's working just fine.... but I can't help worrying whether it'd go wrong later on.
yes, new fan is on a timer module and so was the old one. in the instruction it says 'A double pole spur having a contact seperation of at least 3mm inall poles MUST...
Trying to change the old extracting fan with a new one.....can't work out which wire to connect to what.
there are 4 wires comming through the ceiling.
green/yellow - Earth
blue - Neutral
Red
Blue
3 space for connectionin the new fan
neutral to be coinnected to Red
switched live...