P.S. do the upper spring and seal also, the green one in the video you referenced. You’ll also see wear on that (even in the video). best, bmc
> On Apr 13, 2018, at 09:13, Benjamin McCafferty <bmacpi...@me.com> wrote: > > Yeah, that’s a good video; I was just looking for it too. Here’s another, > from WLL: https://youtu.be/5igXx83J_Iw You can see Todd’s shining face, > haha. > > So yes, I’m thinking that perhaps you have a combination of hardened gaskets, > and maybe weakened springs, both of which could cause loss of pressure during > brewing. It’s a snap to replace all of that; while you’re there, I’d do the > seals on your lever too (with some food-grade silicon grease) and also look > at wear on the cam (likely is fine, but since you’re going to have it out > anyway). > > I’d be stoked for you if this is the solution! > > best, > bmc > >> On Apr 13, 2018, at 08:56, Eric Christoffersen <zakt...@gmail.com> wrote: >> >> Yes! Dissembled and the seals in the lower exhaust cylinder are hard like >> bakealite. No scale, no tar but seals are done-ski. >> >> While waiting for machine to cool I Found this YouTube video, Seattle coffee >> gear: internals of e61 grouphead featuring bill Crossland, describes leakage >> when seals harden the exhaust spring can’t hold brew pressure. >> >> https://youtu.be/2jn28YTS3OQ >> >> -- >> You received this message because you are subscribed to the Google Groups >> "Brewtus" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to brewtus+unsubscr...@googlegroups.com. >> To post to this group, send email to brewtus@googlegroups.com. >> Visit this group at https://groups.google.com/group/brewtus. >> For more options, visit https://groups.google.com/d/optout. > > -- > You received this message because you are subscribed to the Google Groups > "Brewtus" group. > To unsubscribe from this group and stop receiving emails from it, send an > email to brewtus+unsubscr...@googlegroups.com. > To post to this group, send email to brewtus@googlegroups.com. > Visit this group at https://groups.google.com/group/brewtus. > For more options, visit https://groups.google.com/d/optout. -- You received this message because you are subscribed to the Google Groups "Brewtus" group. To unsubscribe from this group and stop receiving emails from it, send an email to brewtus+unsubscr...@googlegroups.com. To post to this group, send email to brewtus@googlegroups.com. Visit this group at https://groups.google.com/group/brewtus. For more options, visit https://groups.google.com/d/optout.
