[Homeroast] Downside of the Behmor Door Dance

John Monteleone johnmonteleone at gmail.com
Wed May 25 23:06:01 CDT 2011


I just started roasting with the Behmor.  I've been using the p4 profile.
The time between first and second crack has been around 1:50.  I'm not sure
I understand the impact of extending the time between cracks.   Can anyone
explain?

On Wed, May 25, 2011 at 10:47 AM, Yakster <yakster at gmail.com> wrote:

> Exactly why I roast in the garage... and I picked up a range hood at a
> Thrift Store to help vent the smoke out (still need to install it).
>
> On Wed, May 25, 2011 at 12:46 AM, Robert Yoder <robotyonder at hotmail.com
> >wrote:
>
> >
> > Greetings,
> >
> > It has taken so long, and still I'm pretty nowhere, in terms of roasting
> > knowledge. (But the current nowhere is vastly better than the past
> nowheres,
> > and so it goes).
> >
> > Now I try to use the different Behmor Profiles (described as Procrustean)
> > as ramps; P1 is full on, P2 is broken full-on, Ps  3, 4, and 5 are more
> > gradual slopes of heat increase.  Having chosen a ramp, I then simply
> watch
> > and listen. At first crack, I start opening and closing the door while
> > watching the oven-temp gauge I put in the drum to be sure there is no BT
> > drop.  I find that I must hold the door a bit open a substantial time,
> > trying to postpone Second Crack.  When I can postpone C2 no longer, I hit
> > cool and hold the door ajar in order to expedite cooling, using a kitchen
> > towel to sort of catch any flying chaff.
> >
> > Here's the thing:
> >
> > Before I started this sort of messing-around with the Behmor, my house
> > never smelled like roasting coffee (professional Range Hood immediately
> over
> > roasting platform).  Now, it is something to deal with.  So I deal with
> it,
> > and continue to learn this lovely stuff.
> >
> > But in the meantime, anyone wishing to mess with the Behmor will have to
> > deal with the functionality of the Afterburner.  When I let the roaster
> be
> > itself, the afterburner did its job beautifully, but if we are going to
> try
> > to slow down the roasts so quickly by opening the door, the afterburner
> > can't really do its job.  If we try to stretch intercrack interval by
> > lowering the heat electronically, the changes to the bean mass will be
> > slower, but at least the afterburner will function.
> >
> > Even with a quarter-pound batch, I can still stink up the neighborhood a
> > little, for a bit, by doing the door dance.
> >
> > FWIW,
> >
> > Happy Roasting,
> >
> > robert yoder
> >
> >
> >
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