Recent content by jbadd

Thanks for all the responses, a good proportion of the respondents suggested PCB problems, so since this was an area that I could look at, I had another go. Found that measuring the voltage across T1 and T3 (main gas valve G2) got 240 vac which is correct but when valve oscillated this jumped...

My Potterton Netaheat 6/10E (CG No. 4160168) has for a few months now suffered from an intermittent fault that is becoming increasingly more frequent. I have followed the operational flow chart in the manual and the fan switches on ok, the ignition sparks ok, the pilot light lights ok, and...