Recent content by DIYDOCTOR

i have a potterton system. Suprima 60 boiler. Potterton pump CP63. hot water storage tank and 2 cisterns in the loft. it has 2 automated valves one attached in line with pump and one attched in line with storage tank. the house has 15 radiators. for 6 months the boiler was tripping out (flash...

hello again. the final episode. sorry it took a while to get the Myson MPE222 actuator (not whole valve) at the local plumbing centre. the actuator online would cost at least £43 including P&P. i got it from the local centre at trade price for £33. it was fairly straitforward passing its cable...

ChrisR, you are a STAR. i have just read your advice. it sounded great. obviously it would have helped a novice to tell which valve is for HW the one attached to the cylinder or to the main pipes. nevertheless, once i got the clue from you to where to look for the problem, i investigated...

as i said earlier i am not a central heating DIYer. i do not know what do you mean with 2X2 motorised valve. but my system has two valves in the airing cupboard both electric and the pump, the cylinder and the boiler. i hope this helps

help needed urgently please. my CH & HW system (Potterton 60) seems to continue heating and the water is lava hot, and boiler switches on repeatedly every few minutes. the CH seems fine and under control, but HW continues even when the timer/programmer (Potterton EP2002) is switched off. the...