Recent content by PeteLuceExeter

Thanks but it's definitely not a Roca, there's videos of those, they do have a screw. The assembly does not unscrew even with a wrench. There's about a millimetre of give in it either way but no more. I'm afraid to force it any further for fear of breaking it.

Yes I've tried unscrewing the whole chrome collar, it doesn't budge, the whole assembly moves with the collar. The white button in the middle is actually a moving part I've realised, it moves down when I depress either of the plungers, like it is linked to them. Other types of dual-action flush...

here's a picture. The white button is in he rectangular hole between the two white plungers.

I watched seven videos and read numerous instructions and none tell me what I need to know. Have removed both metal push buttons to reveal a central retaining screw between the two plungers which the buttons operate. All the instructions say to unscrew this screw to allow the lid to be removed...