Thanks for the post, Eric! Did you mean it went south in two weeks from first symptom, and also did you mean your Brewtus is 14 years old? That's awesome; I didn't even know they made them that long ago. My B2 is about 8 or 9, I think. I can't remember. best, bmc
Sent from my apple IIe > On Dec 23, 2015, at 08:20, Eric Christoffersen <[email protected]> wrote: > > > Figure to share recent brewtus maintenance experience. I searched here to > diagnose and found nothing. Hopefully this is useful to someone in the future. > > The brewtus brew lever attaches to a shaft that opens a valve in the brew > head. The brew lever also has a cam on its backside and when lever is lifted > the cam touches a binary switch coming out the face of the machine. When > depressed the switch activates the brew pump. My brew switch went south in > about 2 weeks. > > Symptom: > > The brew pump wasn't turning off right away... at first you hardly notice, > just a bit of a lag. This stage might have lasted months as didn't notice > until lag grew to 100ms or so. > > A week later the pump is staying on and you need to jiggle the lever to get > it to shut off. > > I rub in some lube and it helps but not really. I call WLL but they have a > new system where you email tech support. I try calling sales but they don't > do part #s and there's no parts catalogs available. I pose the request > through the web interface but there is no feedback (for example: we've > received your web request and will get back to you.) The next day I get a > response with part #. > > Shipping is quite expensive so I cheap out and chose the 7-10 days wait (for > $6.) :( > > 3 days later my brew switch craps out entirely can can't be reliably kept > off. This is bad as it means the brew pump will stay on without water > flowing. The switch is unstable and the brew pump will turn on for no reason. > > No Good! I turn off the machine! Oh no! Drip coffee! > > New part arrived last night. Was < 2 minutes to replace the switch. The > threaded button on the new and old switch are identical but the bodies are > slightly different. Spade connectors are identical so drop in replacement. > > The switch goes through the face plate. My old switch had 2 washers over the > threaded button on the inside of the machine, then a single hex nut on the > outside of the face plate. Those washers stop the activation button from > protruding too far. New switch came with two hex nuts. > > I put the old washers on the new switch, installed just like before. > > Works perfectly. Whew. Notice that even with same washers that brew lever > needs to be lifted higher before pump activates (which is good, less touchy > to pre-infuse.) The old switch's action was pretty manky, its insides were > fraying and decomposing. Unit not serviceable, riveted plastic. I wouldn't > bother. > > The WLL part number from my invoice (and price): > > EX-60900032 Micro Switch Behind Lever Part $19.26 > > I've attached photos of the old switch (just prior to removal) and the new > and old switch next to each other. > > $19 seems so steep for this silly part. Was really tempted to go buy a heavy > metal toggle switch. Who cares if pump turns on at same time as brew lever? > Anyway, its done, hopefully lasts another 14 years. > > Cheers! > > -- > 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 post to this group, send email to [email protected]. > Visit this group at https://groups.google.com/group/brewtus. > For more options, visit https://groups.google.com/d/optout. > <_DSC0309.JPG> > <_DSC0310.JPG> -- 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 post to this group, send email to [email protected]. Visit this group at https://groups.google.com/group/brewtus. For more options, visit https://groups.google.com/d/optout.
