I have a vaillant boiler which I’m tweaks (627 system boiler)
Range rating talks a lot about d.00 but I noticed there’s also DHW partial load d.77
It’s set at 22kw , I have a 250L cylinder which I have in for 2 times a day for 30 minutes.
What should I set it too?
Range rating talks a lot about d.00 but I noticed there’s also DHW partial load d.77
It’s set at 22kw , I have a 250L cylinder which I have in for 2 times a day for 30 minutes.
What should I set it too?