Agreed. I've PM'd you to ask whether you'd like to take a look.
Thanks for your helpful post. I need some professional help - you up for a quote? Or can you recommend someone? 0141 848 0767
Yes thanks. I'd already replaced the diaphragm, and cleaned an lubricated the pin. Pin was initially stuck in, giving the pilot light failure you...
I'm puzzled about the correct operation of this flow switch (the one which controls the fan, mounted on the heating manifold).
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