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My guessing is it isn't wired correctly. As I can't set individual times on programmer. I'll have to get someone out to investigate.

5 wires.... Blue, Green/Yellow, orange, grey, white

I have a 3port valve fitted.

The plumber i was using supplied it but when I questioned him about this he wasn't helpful and never returned to help.

I must add, the old programmer never allowed separate timings either.

That's correct. maybe I'm getting confused. I was under the impression you could physically set different times for HW and CH? When the programmer is set to auto for both CH and HW they both come on at the times set regardless of if its called for. For example in the winter, the hotwater will...

I've checked and it's set to pumped. Should each terminal have a wire connected too it. As you can see in my photo Terminal2 doesn't have anything attached too it? Matt

Hi guys Just had a CP715si fitted in replacement of our old original CP715. We have a fully pumped system. How do I get the new programmer to do separate HW and CH timings? Some one has told its a wire swap on the backplate? I've attached a photo of the current wiring Thanks Matt