I found double spout portafilters let you split an easier double shot into two singles. Pulling two separate more finicky single shots is more work. I think the streams coming out of the spouts looks good too. But if you want to improve your technique try single basket shots

That's exactly how it should be working, when grounded, the controller knows the boiler's full, either if the wire is touching the boiler or if the wire is touching the probe that is touching the water that is touching the boiler. You've effectively proven the boiler-fill circuit is working. As for not heating, with the machine un-plugged check

In 2.0 I'm adding SQLite as a storage option so that should work a lot better for home roasters

Finally got the set up I was after - here are my thoughts R 9 One Atom 75 Puq Press Mini - not as advertisted...going back Duomo St Andrews leveler 1) The Rocket Machine looks great, and works well. The only drawback is that the steam wand and the lever for turning on the steam

Great to hear. I had tried Typica in the past, but my laptop back then wasn't up to running PostgreSQL

Got it. I guess I should use aluminum oxide sandpaper for the steel carrier?

I didn't want the black version. I'm just a little surprised it was the more popular color. I wish they mad a white version actually

I'd suggest asking if you can trade the silver for black. If they have not made the parts yet, changing their order to include an addition black one should be trivial

I wonder if the best way to shim a burr with three screws is always use one burr under or just behind the three screws. That will lift the burr free of the mount and avoid the "wavy taco" problem. Then finish shimming by adding additional shims under one or more of those three shims

Burr polishing system thread: "Looking for someone to test some prototype gear"