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Ravenheat RSF No Hot Water?

I’ve changed the diaphragm in the diverter valve of a Ravenheat RSF . The rod is still not making contact with the micro switch. The boiler fires up when operated manually. is this because the fitter is blocked. Any advice please.
chris, December 2009
did you put the diapharm in the correct way round? im not being sarcastic, easily done

mac, December 2009
link Click here to see other fixes for Ravenheat RSF.