Interesting. I must have something wrong in my client. Wonder why Only from John?
b Sent from my C-Dory On Mar 6, 2011, at 6:36, HERMAN <[email protected]> wrote: > only getting them once here. > > From: Benjamin McCafferty <[email protected]> > To: [email protected] > Sent: Sun, March 6, 2011 8:49:18 AM > Subject: Re: Steam Pressure > > No kidding, right? Fun to use the big machines once in a while, but I love > my B2 also. > > John, I'm not sure if it's just me, but I think you're sending all your posts > twice--I am receiving them all twice. Anyone else? > > best, > bmc > > On Mar 5, 2011, at 9:33 PM, John Brinkman wrote: > > > I am in South Africa and am already running on 220v, so I have the > > benefit already of the larger heating elements. The slow steaming is > > not an issue most of the time and it is dead easy to get microfoam, > > just when I am in a rush to make a number of coffee's. > > > > Also, I like to help out making coffee on a commercial machine from > > time to time at a local shop. When steaming I feel like I am used to > > flying a Cessna and am now suddenly at the stick of a Boeing 747, lol. > > Everything just happens so much faster, getting used to it and then > > going back to the Brewtus just emphasizes the slowness. > > > > JohnB > > > > On Sat, Mar 5, 2011 at 10:46 PM, Benjamin McCafferty <[email protected]> > > wrote: > >> Yeah, that's what I'm thinking. The Brewtus was designed to allow it to > >> run on a 15A circuit, but I wouldn't mind upgrading to a 20A and having a > >> bigger element. For that matter, I'd consider 220V if I could get it. My > >> friends with commercial 220 machines have enough steam for a small train... > >> > >> However, I've learned to work with the Brewtus as is, by using different > >> tips for different purposes--big one hole for hot chocolate, small > >> two-hole for latte art, etc. > >> > >> > >> b > >> On Mar 5, 2011, at 7:51 AM, John Brinkman wrote: > >> > >>> So bigger element then? > >>> > >>> On Sat, Mar 5, 2011 at 5:43 PM, Benjamin McCafferty <[email protected]> > >>> wrote: > >>>> Hey John, > >>>> > >>>> Have a look at my posts on steam tips about two years ago--I did a > >>>> similar experiment on how fast tips would bring water to a certain temp, > >>>> and also measured holes sizes and all that to get total hole area. I > >>>> also watched the steam pressure gauge to see how the boiler handled the > >>>> bigger tips. I think you will change your conclusion, since the boiler > >>>> pressure drops dramatically and runs out of gas with bigger tips. Even > >>>> with smaller tips the boiler doesn't have enough juice to hold pressure. > >>>> If the steam wand was the choke point, you would expect the boiler to > >>>> hold pressure or build higher pressure, but it does just the opposite, > >>>> even with the stock steam arm. > >>>> > >>>> Still, I'll be interested to see what your experiment yields. > >>>> > >>>> bmc > >>>> > >>>> On Mar 5, 2011, at 6:35 AM, John Brinkman wrote: > >>>> > >>>>> Hi Kitt > >>>>> > >>>>> I think that it is a pretty well know fact that the Brewtus is down on > >>>>> steaming power when compared to other similar machines on the standard > >>>>> water heating test. According to the reviews on Home Barista of the > >>>>> Brewtus, it is around 33% slower than other machines in the same sort > >>>>> of price range, namely La Spaziale VII 1.2mm Tip, Vibiemme Domobar > >>>>> Super, Quickmill Andreja Premium or Giotto Premium who all seem to > >>>>> take around 28 seconds to raise a 8oz of water from 40 to 160 degrees > >>>>> Fahrenheit vs the Brewtus which takes 38 seconds with the two hole tip > >>>>> and 60 seconds with the single hole tip. Home Barista even mention in > >>>>> the conclusion of their review of the Brewtus "However, both the > >>>>> single and two-hole tips fell short of the steaming power one would > >>>>> expect from a machine with a dedicated steam boiler." > >>>>> > >>>>> Now whilst steam speed is not everything and sometimes a bit slower > >>>>> makes it easier, there are times when I would appreciate a machine > >>>>> that can heat a jug in 28 seconds rather than 60 seconds (like when I > >>>>> have to make coffee for the whole family). I have owned both a Brewtus > >>>>> III and now Brewtus Rotary for the last 5 years love the machines. I > >>>>> did noticed a slight increase in steam performance between the two > >>>>> when I upgraded. It is however no where close to what I get from a GS3 > >>>>> (haven't taken that step yet, still considering). I know that the > >>>>> machines are not in the same price range but I would hope that the > >>>>> Brewtus's steam would be slightly better than it is. > >>>>> > >>>>> I have played around with steam tips using an 8mm to 10mm converter > >>>>> and various steam tip. I have found that the machine simply cannot > >>>>> deliver enough steam to power a tip with 4 holes properly. I > >>>>> believe/hope that it is not because it doesn't have enough steam but I > >>>>> suspect rather because the steam arm is restricting the flow of steam > >>>>> from the boiler. > >>>>> > >>>>> My aim is to try changing the arm to a standard arm to see if it can > >>>>> drive a 4 hole tip with enough steam to be able to produce microfoam > >>>>> (just not possible with current arm). I will also measure the time it > >>>>> takes to heat water as a comparison. > >>>>> > >>>>> JohnB > >>>>> > >>>>> On Sat, Mar 5, 2011 at 3:27 PM, Kitt Johnson <[email protected]> > >>>>> wrote: > >>>>>> John, > >>>>>> > >>>>>> What are you trying to "overcome" ... i. e., what aspect of steaming > >>>>>> with > >>>>>> the Brewtus do you see as "limited", and there-by unsatisfactory? (I > >>>>>> am > >>>>>> guessing that it is the elapsed time required to raise the temperature > >>>>>> of 5 > >>>>>> oz of whole milk from 44 F to 155 F, but you could be trying to raise > >>>>>> 16 oz > >>>>>> of milk in a large pitcher or unhappy with the nature of the foam or > >>>>>> something else.) > >>>>>> > >>>>>> Would you mind telling me what (and perhaps how) you plan to measure > >>>>>> as a > >>>>>> marker of the performance before and after switching wands? Do you > >>>>>> plan to > >>>>>> use the same wand tip and same boiler pressure (=temperature) in the > >>>>>> boiler? > >>>>>> > >>>>>> Just curious > >>>>>> > >>>>>> Kitt > >>>>>> ----- Original Message ----- From: "John Brinkman" , 2011 7:38 AM > >>>>>> Subject: Re: Steam Pressure > >>>>>> > >>>>>> > >>>>>>> I am still convinced that the main limiting factor on the Brewtus > >>>>>>> regarding steam delivery is the inside diameter of the "Cool Wand" > >>>>>>> steam wand. > >>>>>>> > >>>>>>> I am planning to replace my cool wand with a standard steam wand, do > >>>>>>> some tests and see what the difference is in steam performance. I will > >>>>>>> let you guys know what the results are. > >>>>>>> > >>>>>>> JohnB > >>>>>> > >>>>>> > >>>>> > >>>>> -- > >>>>> 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. > >> > >> > > > > -- > > 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. 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