Search results

Any one able to give me some ideas on how to vent the preheat chamber on my Potterto Performa 28i. when ever the pre heat kicks in it makes swooshing sounds which obviously meens there is air in the system, but how on earth do you vent it out and where is the vent. Grateful for any ideas...

I have a potterton performa that gets too high a pressure then dumps to waste. If I run it with just the hot water no problem, as soon as I put the heating into play up goes pressure. the only way I can keep it reasonable is if I turn the temp control to minimum. Ive tried bleeding radiators and...