Hello ! I have inherited an old Grainfather. The boiler and the pump are working quite well, but I have difficulties to maintain the temperature during the mash. I am wondering if it is linked with the message "off" displayed on the controller (see the picture attached to this message). I...

Hello All, I was not able to find a thread for this specific topic regarding the STC-1000; I hope this is not a duplicate thread. I already "built" a temperature controller based on the STC-1000 and it is working great. Now, for the second build I wanted to try to go one step further with it...