how can i fix my shower ?

If you can't fix it, Mira do a fixed price repair. Ring their Customer Service Dept on 0844 5715000

Bob The Builder
August 2010

check the tco for continuity.

tco is located on top of the heat can.

element won't of failed. you would still get warm water it has 2 elements.

what diaphragm valve ? its getting cold water so nothing to do with water flow it's an electrical fault.

hi-spec plumbing & heating (essex)
August 2010

Possible element is dead or diaphram in valve jammed.
Both will require someone with knowledge to diagnose and repair, unfortunately.

Davymac
August 2010