Good to know William. On the flip side, when I switched from vibe to rotary, this symptom didn't change, i.e. it will still switch back and forth. So I'm guessing we may be seeing two related things in action. b
On Sep 25, 2011, at 8:55 AM, william mckenzie wrote: > I just replaced a pump that had deteriorated to the point where it was > happening every few seconds. It still occurred at least once per brew cycle, > and then for unrelated reasons I dialed the brew pressure down to 9 from 10 > and the problem seemed to go away. > Sent via BlackBerry by AT&T > > -----Original Message----- > From: Benjamin McCafferty <[email protected]> > Sender: [email protected] > Date: Sun, 25 Sep 2011 08:12:39 > To: <[email protected]> > Reply-To: [email protected] > Subject: Re: Pump Switching > > Hi Pete, > After watching this closely many many times, I concluded that Ira was right > and that it is just the pump switching over to fill the steam boiler as it > gets depleted, then switching back to the brew cycle. I can't say for sure > if this changed from new, i.e. if the sensor for the steam boiler has gotten > more sensitive, etc. Also have never figured out if it makes any difference > to the quality of the shot--it's not dramatic in any case, but may be a > little better when you just pull a shot without using steam at the same time. > > One obvious solution is to pull your shot either before or after steaming, > but that was unacceptable to me, since it defeats one of the main purposes of > a double boiler machine. > > best, > bmc > > On Sep 24, 2011, at 8:30 PM, [email protected] wrote: > >> Hello Everyone, >> >> I noticed something peculiar tonight that I wanted to mention to the >> group. About 20 seconds into my shot, I heard a 'click'. The brew >> pressure then dropped to zero and shot back up to 9 bar - all within a >> second or two. I understand that this probably has to do with the brew >> boiler filling with water - but it has never happened during a shot >> before. I remember Ben McCafferty mentioning that he had the same >> issue back on March 23 (he used the same subject heading as above). >> Any ideas as to what this might be? >> >> Pete >> >> -- >> 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. >> > > -- > 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. > > -- > 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. > -- 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.
