Just a quick addition; I have not dealt with the PID units, but from screenshots I think I can make out 230VAC input rating, so may not require the transformer (would use the same wires that supply your current transformer direct into the unit).
On Thursday, August 20, 2020 at 10:49:31 AM UTC+10 OzAaron wrote: > Hi sma, > > I'm currently rebuilding the same model. You can see my posts at: > > https://coffeesnobs.com.au/forum/equipment/brewing-equipment-pointy-end-1500-3000/836201-expobar-minore-brewtus-ii-repair-rebuild > > > The AKO controller has a traditional relay inside which is a mechanical > switch (rather than a solid state relay: SSR). I've just installed an SSR > in my unit (for future-proofing) and still using the AKO controller to > switch the SSR. I ended up replacing the transformer with a switch mode > supply so that I have 12V DC (and 8V DC for the AKO) which I may use in > future for a custom controller modification, but for now it takes the heavy > lifting out of the AKO (8A seems like almost too much load for such a > little controller). > > If the AKO controller looks OK (all segments are working all the time) and > it partially works (i.e. switches the brew boiler on for some time), then I > recon the relay inside the AKO might still be OK. I'd recommend problem > solving until you are sure it is the AKO (unless you really want to change > it anyway) otherwise you might end up replacing the controller only to find > something else is the issue (wiring/connection, heating element, > over-temperature thermostat). > > That being said; if you want the kit, I think Jet Black and Dibartoli sell > them in Australia. They're both in Sydney, so local for me; but I suspect > some other companies might have them in Melbourne too: > https://www.jetblackespresso.com.au/?rf=kw&kw=minore > https://dibartoli.com.au/search.php?search_query=expobar§ion=product > > You can pick up the stock SSR and newer PID, or even a replacement AKO > from them. > > On Thursday, August 20, 2020 at 9:51:58 AM UTC+10 [email protected] wrote: > >> I have a Minore II and wanted to upgrade the AKO Controller to a PID and >> install a separate SSR as my model doesnt have one (I think its built into >> the AKO). I'm currently having issues with the Brew Boiler not holding >> temperature and it looks like the AKO built in SSR is playing up and not >> sending power to the brew boiler. >> I'm in Australia and dont have access to WWL PID Kit. Can someone please >> point me into the right direction as to where I can get the parts to >> upgrade? >> Also, there is a small power transformer (Powertran M2851L) which I cant >> see in the newer machines, what does it do? Do I need to remove it if I do >> the upgrade? >> >> 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 view this discussion on the web visit https://groups.google.com/d/msgid/brewtus/8b0cb6dd-8fbf-49d5-803e-76f0daab539an%40googlegroups.com.
