Hello, how do I best remove this Grundfos UPM 3 which is blocked please?
There is no give on the horizontal arms either side of it so I think I have to start dismantling more - but what's the "right way" to do it please?
thank you.
There is no give on the horizontal arms either side of it so I think I have to start dismantling more - but what's the "right way" to do it please?
thank you.