[Homeroast] Extreme Measures
koenig.mike at gmail.com
Fri Jul 29 15:00:52 CDT 2016
Thanks--if mine ever dies again, I have a sacrificial one to play with to try to get it working again.
The downside is I lose the justification for an upgrade....
Sent from my iPhone
> On Jul 29, 2016, at 3:26 PM, Ira <ira at extrasensory.com> wrote:
> Hello Mike,
> Friday, July 29, 2016, 11:48 AM, you wrote:
>> I'm curious about this as well. I have a dead gicar
>> controller for my machine. Vendor replaced it under warranty,
>> if it is repairable I can use it as a backup.
> The most common failures are a relay or the transformer. You can
> check the transformer by supplying power and measuring the
> output, in should be 117, out should be 16 AC or something like
> that. Then it goes to a bridge and a 7805 or something like
> that. I've replaced a couple of transformers, a relay and one
> bad bridge.
> Conceptually, other things can die, but I don't think they do
> very often.
> -- Ira
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