Ya, I saw that parts diagram. But where is the switch? I see it on one of the electrical diagrams but no part #.
On Wednesday, December 23, 2015 at 8:45:12 AM UTC-8, herman dickens wrote: > > Here's a parts diagram, if it lets me send it, but it's not in English. > Hopefully it will help. Thanks for posting. > Herman > > On Wed, Dec 23, 2015 at 11:24 AM, Benjamin McCafferty <[email protected] > <javascript:>> wrote: > >> 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] >> <javascript:>> 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] <javascript:>. >> To post to this group, send email to [email protected] >> <javascript:>. >> 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] <javascript:>. >> To post to this group, send email to [email protected] >> <javascript:>. >> 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 [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.
