If the brew pressure gauge is measuring resistance, then it might be a tamping and/or grind issue. Does it do this consistently, or only occasionally? If the latter, then I might suggest experimenting with different grind, diostribution, and tamping techniques to see if that makes a difference.
Pete On Mar 11, 1:28 pm, jpaul <[email protected]> wrote: > Hi, > > Just acquired a used Brewtus II in great shape and I'm excited to be > moving from my 6 year old Pulser to a real double boiler. It does > have a problem with brew pressure swinging around during extraction. > This was known by the previous owner who described exactly what I'm > witnessing. > > Once the pump has been engaged, the gauge reads around 7 bars and then > it'll hop up to 10 bars momentarily and then back to 7. As it moves > from 7 to 10 I can hear the pump get more lively as if more amperage > is being afforded to the pump. > > This sort of feels like a control box issue but I wanted to throw it > out there and see what folks think. Can the control box vary voltage/ > amperage? > > Thanks much for your advice and counsel. > > JPaul -- You received this message because you are subscribed to the Google Groups "Brewtus" group. To post to this group, send email to [email protected]. To unsubscribe from this group, send email to [email protected]. For more options, visit this group at http://groups.google.com/group/brewtus?hl=en.
