[Homeroast] I-Roast2 malfunctions

Doug Hoople doughoople at gmail.com
Mon Dec 28 20:38:31 CST 2009


Hi Starfinder,

When the unit trips, what's the symptom? Hard stop, or cooling cycle?

Doug

On Mon, Dec 28, 2009 at 4:00 PM, Starfinder Stanley <coffee at starf.org>wrote:

> Actually, I didn't remove the controller board to check the connections and
> solder points on it, so I may have missed something ---I had a limited
> amount of time and wanted to make sure I at least returned it to its
> semifunctional state....  I just checked the relay board/fan/heating coil
> connections....  Maybe I should have wrested the controller out, it was
> just
> another layer of disassembly....
>
> On Mon, Dec 28, 2009 at 2:10 PM, Starfinder Stanley <coffee at starf.org
> >wrote:
>
> > Well, I took it apart as best I could here (armed with a phillips driver
> > and little else), checked all the connections I could, unseated and
> reseated
> > everything, didn't see any obviously bad solder joints, reassembled it,
> and,
> > of the 4 possible outcomes.... no change whatsoever.  I can exactly
> > replicate what it is doing by unplugging and replugging the cord, or by
> > toggling the switch on a power strip off/on, in the middle of a roast.
>  It
> > seems that it runs for about 4-6 minutes when cold, then shuts off,
> > (restart) then will run usually about 30-40 seconds before shutting down
> > again, (restart) 30-40 seconds and shuts down, restart.... etc until
> > sufficient roast prompts the cool button.  Once in cool mode it runs
> without
> > hiccup until the 3 minute cycle is over.
> >
> > So it seems like something is interrupting the power supply when it is
> hot.
> >
> > I'm leaving tomorrow; if she decides to replace the unit, I'll have her
> > send me the old base and see if I can figure out what is wrong with it.
> >
> >
> > On Sun, Dec 27, 2009 at 12:43 PM, Mike Davis <mldavis2 at sbcglobal.net
> >wrote:
> >
> >> Erratic intermittant electrical malfunctions almost always point to a
> weak
> >> solder joint or connection.  Many of us have used the iRoast for years
> with
> >> no problems.  Clean the unit after each batch avoid letting chaff or
> dust
> >> into the base unit at the top of bottom when cleaning.  Check the easy
> stuff
> >> first like the connections before fixing things that aren't likely to be
> >> broken.
> >>
> >> And let us know what you found.
> >>
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> >
> >
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