Thanks for your quick response,the boiler is piped up correctley,and has been working for the last 7 years without a problem.Do you think this will require a new part?
Hello i have a potterton 28 performa boiler but iam having trouble with hot water flow.The central heating pressure holds fine and runs ,however i have to keep the water inlet tap turned off on the boiler or the release valve is activated.I can get hot water out of the taps by opening the hot...