When I shut down the central heating (HW still on) using the room thermostat, the 3 port v/v lever moves to the mid position.
I have read that the HW only position should be right over (lever floppy)
Does this indicate my wiring is reversed? If so does it matter?
Thanks for any wise words.
I have read that the HW only position should be right over (lever floppy)
Does this indicate my wiring is reversed? If so does it matter?
Thanks for any wise words.