Recent content by Coopyrob467

I have been out to a 2 year old Worcester Greenstar 30i with an intermittent problem with the hot water going hot then cold (clap cold like the cold tap is on). I have looked at the pattern, the water temp is set at 50 degrees the boiler fires up when the tap is turned on the temp climbs as it...

Hi Ian, That’s fantastic thank you. I thought it sounds like the diverter valve, maybe blocked or siezed or the actuator. It’s throwing out air pressure switch fault but maybe if the diverter valve is working right then it maybe it’ll sort that. I guess it’s a process of elimination isn’t it...

Thanks Denso

Hi, what’s the cc? Yes I’m guessing that, they seem to be rare, iv not even worked on one before

Hi everyone. A friend of mine has this boiler. Now the boiler fires up ok and the burner runs but the hot water runs hot and cold intermittently. Also the radiators start to get warm when running the hot tap even though the heating is switched off. I thought then it must be the diverter valve...