Recent content by bolibob

I think I have located the problem... After identifying it was a problem with the cold water, I found some info on water hammer / vibration in pipes and possible causes. We have a downstairs toilet that lets by. To see if this was the problem I turned the water off to this toilet and...

More information... I made sure the hot water and central heating were off last night but the clonking continued, (so I was wrong earlier to say it was when the HW/CH was on). I double checked in the middle of the night too that the boiler was not on. So, it would appear the clonk must...

Ok - many thanks. The clonk probably only has been since the new boiler - I can't remember it before. Is the water bypass part of the boiler or is it fitted in the region of the megaflow? We will go back to our 'installer' and question why it is clonking and see where we go from there...

Our Megaflow CL170 makes a regular noise/shudder when one of the hot water or central heating is on. It happens about every 10 minutes and seems to be becoming more frequent. I cannot pin-point exactly where the shudder occurs but it seems to be around the bottom of the tank either where the...