2 entirely different things. You adjust the pressurestat for steam pressure.
Herman On Wed, Nov 27, 2019 at 10:53 AM bonner <bg...@bellsouth.net> wrote: > Thank you Herman > > I have watched the videos on Whole Latte Love on pressure adjustment of > the pressurestat and OPV. When would you choose to adjust the pressurestat > rather than the OPV to lower pressure? > > Thanks again > > Beeg > > > > > > *From:* brewtus@googlegroups.com <brewtus@googlegroups.com> *On Behalf Of > *Herman Dickens > *Sent:* Wednesday, November 27, 2019 10:22 AM > *To:* brewtus@googlegroups.com > *Subject:* Re: vibration pump/OPV for brewtus III > > > > If it's holding 13 it's not defective. > > > > Herman > > > > > > On Wed, Nov 27, 2019 at 9:20 AM bonner <bg...@bellsouth.net> wrote: > > I think I am in the correct thread for this question. As my pressure is > 13 bar, how do I know if the OPV needs replacement or only adjustment? > Would adjustment fail if defective? > > Thanks > > Beeg > > > > *From:* brewtus@googlegroups.com <brewtus@googlegroups.com> *On Behalf Of > *jt123 > *Sent:* Wednesday, November 20, 2019 10:47 PM > *To:* Brewtus <brewtus@googlegroups.com> > *Subject:* Re: vibration pump/OPV for brewtus III > > > > amazing - thanks! just adjusted the OPV to about 10 bar when blind, and > sure enough, the drain back into the tank is now flowing at a much higher > rate, pretty close to the recommended amount! was a bit late to pull shots > tonight, but will try tomorrow to see if it's any different! i'm also > looking forward to the lower brewing pressure and hopefully more forgiving > shots for this relative newbie :) > > > > now that i've opened it up, I can also see how if i do need to replace > anything, it should be relatively trivial. > > > On Wednesday, 20 November 2019 16:13:12 UTC-5, jpaul wrote: > > 12 bar is too high and yes, you may indeed see a change in behavior if you > lower it to between 9 and 10. Opening the machine to gain access to the > OPV is simple, 5 cover screws. And it should be easy to reposition the OPV > to make the adjustment screw available through the hole in the chassis. > > > > Good luck! > > > > *From:* bre...@googlegroups.com <bre...@googlegroups.com> *On Behalf Of * > jt123 > *Sent:* Wednesday, November 20, 2019 7:25 AM > *To:* Brewtus <bre...@googlegroups.com> > *Subject:* Re: vibration pump/OPV for brewtus III > > > > minor update: I just did the pump check > <https://www.youtubecom/watch?v=kEl-uNOC1P4>, and with the blind disc in > holding pressure, I'm only getting a very slow drip from the return tube > back to the water tank - not the 1 oz-ish in 12 seconds. This most likely > suggests the pump is on its way out right? > > > > The other difference I can see is my OPV is set to about 12 bar, so could > lowering it cause it to behave "closer" to normal behaviour? > > > > Whats unfortunate is I see during previous servicing, the OPV wasn't > placed in a way where the set screw is adjustable from the front of the > machine through the hole. So I may have to open it up to experiment further. > > > > > > On Tuesday, 19 November 2019 21:15:07 UTC-5, Johnty Wang wrote: > > Greetings! New(ish) owner of a used Brewtus III here. I think I'm facing > the OPV/pump issue that others have experienced: basically with the blind > basket it can reach and hold pressure at 10 bars, but when actually brewing > a shot, *sometimes* I the pressure drops from 10 bars to around 6, and > then back and forth again throughout the shot. > > > > I see that WLL has the pump/OPV/Deairator > <https://www.wholelattelove.com/products/expobar-vibration-pump-kit>available. > Can someone confirm that it's the same one for the III? Also, given the > above symptoms, it's likely either the pump, OPV, or both that needs > replacement, correct? > > > > Thanks! > > -- > 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 bre...@googlegroups.com. > To view this discussion on the web visit > https://groups.google.com/d/msgid/brewtus/8415efed-fb1e-4fd5-b371-8ccf4902821f%40googlegroups.com > <https://groups.google.com/d/msgid/brewtus/8415efed-fb1e-4fd5-b371-8ccf4902821f%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > -- > 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 view this discussion on the web visit > https://groups.google.com/d/msgid/brewtus/48998d94-cdac-4d5a-9fdd-6e5ce689b5d5%40googlegroups.com > <https://groups.google.com/d/msgid/brewtus/48998d94-cdac-4d5a-9fdd-6e5ce689b5d5%40googlegroups.com?utm_medium=email&utm_source=footer> > . > > -- > 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 view this discussion on the web visit > https://groups.google.com/d/msgid/brewtus/039601d5a52d%24cff6d870%246fe48950%24%40bellsouth.net > <https://groups.google.com/d/msgid/brewtus/039601d5a52d%24cff6d870%246fe48950%24%40bellsouth.net?utm_medium=email&utm_source=footer> > . > > -- > 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 view this discussion on the web visit > https://groups.google.com/d/msgid/brewtus/CAM9mha289WpBXtfOyLXXNphfcKJrsNj7P4U_3JCQ222CP-zYHA%40mail.gmail.com > <https://groups.google.com/d/msgid/brewtus/CAM9mha289WpBXtfOyLXXNphfcKJrsNj7P4U_3JCQ222CP-zYHA%40mail.gmail.com?utm_medium=email&utm_source=footer> > . > > -- > 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 view this discussion on the web visit > https://groups.google.com/d/msgid/brewtus/03ac01d5a53a%24d9d3f2d0%248d7bd870%24%40bellsouth.net > <https://groups.google.com/d/msgid/brewtus/03ac01d5a53a%24d9d3f2d0%248d7bd870%24%40bellsouth.net?utm_medium=email&utm_source=footer> > . > -- You received this message because you are subscribed to the Google Groups "Brewtus" group. 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