I looked at D70, it was set to 0 i reset it to 2 then back to 1 the DHT came on and the system is now working well.
Thanks for your help.
Ok, Thanks but this will have to wait untill the morning, Am i correct in thinking i need to set D70 to 0??
I have No idea, what do i do to find and read this value
I have an eco tec 428 boiler running in sealed system with VR66 VRT350 wired and A VR10 NTC sensor, System runs well in central heating mode but i...
Separate names with a comma.