Recent content by tb475

Hello guys, I have a potterton suprema 50 and a mega flow cylinder. I powerfushed the system the other day and had trouble getting the air out, but next day the heating was fine. When c/h and h/w are on together boiler is fine, if i switch heating off at programmer the boiler shuts down, but not...

Hello, just came across this forum in my search for a possible answer to my question. i have an Alpha cb28 combi and when the heating is turned on it stays fired up for a few minutes allowing some rads to get heated, then it shuts down and the B light flashes every 5 seconds. The hot water works...