No hot water upstairs

[Liamc94]

Post #2.

You called it mate thank you and thanks to everyone else who tried solving the problem

 

[John.g]

Post #2.

A winner! but just thinking, why wouldn't this also affect the downstairs hot water?.

 

[SimonG]

A winner! but just thinking, why wouldn't this also affect the downstairs hot water?.

Waters lazy, will take path of least resistance. Or that's my thinking on it.