Glad you found the problem. If I were you I'd order the two high limit switches since it sounds like yours are in rough shape. You can always save them until the old ones fail. Herman
On Wed, Jun 15, 2016 at 12:36 PM, <[email protected]> wrote: > OK, now I feel like an idiot. > > I had the thought this morning that I might disconnect the leads to the > high-limit switch on the steam boiler and check it for continuity, or > perhaps even see if the Brewtus will turn on with the leads disconnected > and taped up. So, I went into the kitchen to do this and — to my chagrin > — discovered that one of the wires to the pressurestat hadn't been > reconnected. The NO (normally open) lead was sitting on top of the > pressurestat, apparently grounding against the case. How could I have > forgotten to reconnect that wire??? (Don't ask...). I reconnected the wire > and turned on the Brewtus. The steam boiler red light came right on, but > the wall outlet ground fault breaker didn't trip. > > I stood in front of the machine as both boilers heated up. The steam > boiler hit 1.3 bars and kept right on going, headed for 2.0 and a > high-limit trip. Turning the pressurestat adjustment screw all the way in > either direction had no effect at all on the runaway train, so it appears > that the pressurestat is indeed broken. I assume that's what was indicated > earlier when I checked the continuity. Both circuits (normally open and > normally closed) had positive continuity, where I think one is supposed to > be open (no continuity) and the other closed (continuity). Apparently, > pressurestat has gone south and died. > > I've now ordered another Jaeger pressurestat from chriscoffee (which > appears to be the only online source for the Jaeger), so now the wait > begins for the part to arrive. Then I'll swap out the old dead pressurestat > for the new one and — hopefully — be back in business. > > -- > 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. > -- 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.
