Recent content by mr_mason

Hi Tony. Thank you for the reply, I am fully aware it is actually illegal for a non registered and competent person to open the combustion chamber. I have a gas engineer friend who did the pump change and will be doing all subsequent work. As I bought and supplied the pump I'm trying to find...

Any more ideas fellas? Anyone know why the new pump could be causing noises and pressure fluctuations?

Hi there. Cheers for the reply. As it only makes noise when the pump was running I can see why it may not be the heat exchange after all. The new pump was a complete unit, new pump head and body. If that makes sense? the new pump came with its own head, I still have the one from the old pump...

afternoon all. Need some help with my Worcester 28i junior, it's one of the older models, circa 2007. The pump seized a week or so ago and has been replaced, have a subsequent leak from the aav (from what I can tell) but that's another story. pressure sits fine, HW works fine, problem comes...