Recent content by mdshaw55

I turned the selector to just hot water & everything works again (though obv no heating)... so diaphragm is ok, water pressure good. I think it must be the pressurestat microswitch which needs replacing.

I have an Ocean Style FF combi boiler. Works fine on central heating, but no hot water. When tap is run, the water flow switch does not activate, although it works when the CH is put on, so the diaphragm is fine. I noticed that the fan resistor is extremely hot- it's attached to the left side of...