Recent content by Peter Brown

Hi Yes, it was CH valve. It was stuck, couple of taps on coil and it sprung back and working again. Thanks for helping.

Not sure about S or Y plan. I have 2 divertor valves, one for CH and one for HW. Assume it is likely to be CH one?

Hi I am not totally convinced it is the PCB at fault. The heating and hot water started running continuously on Sunday, only way to stop was to switch off mains power. I have checked room thermostat and it switches over when up to temperature so not that. Checked programmer and it appears to...