kwatt wrote:Usually as they spin they send an impulse to the board and a magnet is what the little board will sense spinning around.
If it doesn't sense the spinning of the rotor inside, it won't work.
How did you test it with a magnet? And, even at that, is it not possible that the magnet you used to test could be way stronger then the little one in the flow meter as it will be tiny I should imagine and not powerful at all?
I can see what your saying Kwatt. I may give it a go - trying to fit a new reed switch in it then. I have seen these on ebay, and it looks about the same spec:
Worth giving it a go as I am a bit handy with a soldering iron.