The S1 Cafe - Helping Your Espresso Dreams Become Reality

Ah, so adjusting the pressure would be blind, got it. Thanks.

This would be to calibrate the pressure at the PF to be about 9bar (vs just the internal meeter)?

One followup (Can't edit): I was seeing the pressure go past 10bar so I adjusted the control on that so it's more at 8bar (rising a bit during the shot), that dealt with most of the channeling (this was before I started writing down all the shots)

A bit of background: I got my Vivaldi II from Chris' back and 2009, paired w/ a Rocky. Worked great, pretty easy to use a dial in. I moved away for ~2 years, sadly leaving my S1 behind. When I got back I really struggled to get good shots. Either too fast, or spitting / channeling (a big mess). I co...

Thanks. Is there a set of schematics/instructions I should check out?

I came back to my S1 after 18 months apart (sitting idle, unplugged). It seems fine, except the hot water port just give a small amount, then a trickel. Plenty of steam from the wand. I removed to "head" part (w/ the screen), no help. Video: https://photos.app.goo.gl/GiP6sBFipRshkmgK8 Any ...