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Thanks for the reply Tony. Yes, I did feel relieved that I hadn't caused any damage to the sensor, but with the prospect of buying a new sensor I felt there wasn't much to lose. What was more worrying was the wet pcb following the gush of remaining water when the sensor was removed. Luckily...

Some advice please. My Valliant Ecotec Pro boiler failed to turn on this morning with the fault led on. The fault code was F.75 - "No pressure rise detected when turning on the pump" The status code was S.97 - "water pressure sensor check is running" The system pressure gauge was...