Following up, here is a link describing pressurestats and their issues: https://www.espresso-restorations.com/p-stats.html
On Tuesday, December 5, 2023 at 9:25:21 AM UTC-8 Murray Roblin wrote: > Before I knew that WLL was getting a shipment of these pressurestats, I > went down a pressurestat rabbit hole, primarily on home-barista. > > Most machines use them and there is a clear divide between pressurestats > for commercial machines vs. home machines. Many of the home machine > pressurestats are flimsy and fail regularly. Failure mechanisms include > diaphragm failure/sticking and electrical contact failure. One suggestion > is to try to isolate the pressurestat from boiler heat, which might be > difficult with our Brewtuses (Brewti?). Another suggestion is to install a > relay/contactor between the pressurestat and the water boiler to reduce the > load on the contacts when it switches from steam heat to boiler heat > (current to water boiler heater flows directly through pressurestat > switch). > > Another suggestion is to adapt a commercial pressurestat, e.g. Parker, to > our machines. The biggest issue is space - I think that the Parker style > pressurestats are too large to fit in the location of the existing > pressurestat. There are smaller sized commercial pressurestats that might > fit. > > Or, perhaps the pressurestat should be considered a wear part and we > should all keep a stock of a few to replace as needed. > On Tuesday, December 5, 2023 at 8:12:01 AM UTC-8 Mike Walsh wrote: > >> I appreciate WLL continuing to have these available, esp since they don't >> seem to last long. >> >> I can often get some additional time out of them once they begin sticking >> by rotating the adjustment a turn or two in each direction, then returning >> it to the original position. That may get me another month or two each >> time. But eventually they fail with a fairly short lifetime. >> >> Is there ANYTHING that we can retrofit without too much trouble that has >> a longer life? >> >> On Monday, November 27, 2023 at 6:05:03 PM UTC-5 Murray Roblin wrote: >> >>> Thanks for being so responsive. WLL for the win. I'll follow up with you >>> directly. >>> Murray >>> >>> On Monday, November 27, 2023 at 2:49:13 PM UTC-8 Todd Salzman wrote: >>> >>>> We do have them on order. >>>> >>>> I'll talk with Noah about this. >>>> >>>> I do not have an exact ETA but it is about two weeks. >>>> >>>> Send me a private e mail if you like and we can get an order set up if >>>> you like. >>>> >>>> Thanks >>>> >>>> Todd >>>> >>>> On Mon, Nov 27, 2023 at 5:41 PM Murray Roblin <[email protected]> wrote: >>>> >>>>> Hi Todd, >>>>> >>>>> https://www.wholelattelove.com/products/3-wire-pressurestat-d1-15-narrow-band >>>>> >>>>> Chat today with Noah confirmed out of stock and suggested (though >>>>> didn't explicitly state) that they would not be restocked.. He >>>>> directed me to espressoparts.com >>>>> >>>>> Murray >>>>> >>>>> On Mon, Nov 27, 2023 at 2:25 PM Todd Salzman <[email protected]> >>>>> wrote: >>>>> > >>>>> > Which pressurestat are you looking for? >>>>> > We are still getting Expobar parts >>>>> > >>>>> > Thanks >>>>> > >>>>> > Todd >>>>> > Whole Latte Love >>>>> > >>>>> > On Mon, Nov 27, 2023 at 4:10 PM Murray Roblin < >>>>> [email protected]> wrote: >>>>> >> >>>>> >> Hi all. Failed pressurestat, sticking connection to steam boiler. >>>>> Big steam noise! >>>>> >> >>>>> >> WLL is out of stock and chat suggests they will not restock. >>>>> >> >>>>> >> Has anyone used / adapted an alternative? >>>>> >> >>>>> >> (Bums me out that WLL is not restocking). >>>>> >> >>>>> >> Thanks, >>>>> >> Murray >>>>> >> >>>>> >> -- >>>>> >> 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 [email protected]. >>>>> >> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/brewtus/912b0f08-f174-424f-a920-0806ec3d5b63n%40googlegroups.com >>>>> . >>>>> > >>>>> > -- >>>>> > You received this message because you are subscribed to a topic in >>>>> the Google Groups "Brewtus" group. >>>>> > To unsubscribe from this topic, visit >>>>> https://groups.google.com/d/topic/brewtus/42uTBppDei4/unsubscribe. >>>>> > To unsubscribe from this group and all its topics, send an email to >>>>> [email protected]. >>>>> > To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/brewtus/CA%2BX2q_qaw8NOMYB0Ga1Uj%2BZJO6jt1Ohvbr1x857OxGx3N0tZzg%40mail.gmail.com >>>>> . >>>>> >>>>> -- >>>>> 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 [email protected]. >>>>> >>>> To view this discussion on the web visit >>>>> https://groups.google.com/d/msgid/brewtus/CAAN93-H4xneaGv%2B-bR47_eFn0DZWXkB%3Dg2y-hA6vDHOZR25AgQ%40mail.gmail.com >>>>> . >>>>> >>>> -- You received this message because you are subscribed to the Google Groups "Brewtus" group. 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