Hi,
My vaillant turbo max boiler had a leak on a pipe under the floor down stairs which has been repaired. I topped the boiler up with the filing loop to increase the pressure. But it drops gradully over a period of time any idea's why? also boiler runs for heating ok but won't fire up for hot water can hear water running through boiler. any help please
My vaillant turbo max boiler had a leak on a pipe under the floor down stairs which has been repaired. I topped the boiler up with the filing loop to increase the pressure. But it drops gradully over a period of time any idea's why? also boiler runs for heating ok but won't fire up for hot water can hear water running through boiler. any help please