On 14/12/2016 20:23, grjw wrote:
Yep. And you can check that with a meter or by wiring it in test config
too.

Thanks thats what I thought.

I have a meter but not fluent in using it other than a wire registers
240v or not. So I take the wires out and replace in the same
configuration as the old one that my safest way with limited knowledge
of electrics. Test config I havent a clue what that means. :-)