OK, thanks for the info. I'll probably go ahead and order the other df64parts for now. I might just buy a little aquarium pump, get some tubing and filters and give this a try and see how it goes

Gary Did you ever publish files? Since I don't see them at grabcad, I suspect not. I'm going to order parts for your df64 designs, thought I could also order parts for this too. My plan is to stick the end of the tubing in my SCTO. I have a little outlet that I normally just block

A couple of years ago I was roasting with a modded popcorn pumper, and my profiles looked very similar. ROR jumped off the chart for the first min or two, then came down to more reasonable levels. I was using the PID function in Artisan to control my pumper. I divided the roasts up with

From my experience adding a flowmeter to my espresso machine, they are fairly simple devices. There is paddles on a wheel the cause the wheel to move when water flows through the device. The flowmeter will output a pulse once per revolution of the wheel. So I counted the pulses to determine flow rat...

Here is a link I saved {link}/ Gets somewhat technical. You can just just the gh/kh aquarium test kits as is if you're ok with their standard tolerance

{link} They look shiny in the pics from the link

To add a little to this, while the machine is warming up, the SSR/heater are always on. You only see the lights flicker at the moment when the SSR/heater turns on. Once it is on, there is no flickering. With a PID, once the target temperature is reached, it turns the heater on and off quite

Thread on a similar machine "Jian Yi Lever espresso machine" This one has a heater. At the prices they go for, I'd get a Flair 58 instead as it's a known quantity. Randy

I switched from a normal ceramic coffee mug to a double walled metal cup for work. I like that this does a much better job keeping the coffee hot

Search for "boilergate" before buying a Gaggia. In short, they added a coating to the boiler that can flake off. I wouldn't recommend a new gaggia until they really get this sorted out. Randy