I have a Serie Quadro mixer tap fitted to a basin. Its about 4 years old. Unfortunately it is leaking from the top of the handle. I have managed to remove the little grub screw but I'm having difficulty releasing the head. What are my options?

Thanks.

Natu, May 2013

this not repair type mixture just replace with new one ,ever you take out screw the top will not come out ,as plumber by trade only last week i have same problem

ltd, May 2013