[Homeroast] Quest first roast

ricky carter rickylc99 at gmail.com
Sun Jan 16 21:59:31 CST 2011


I'll second that Barry, I just finished a roasting session in an unheated
garage where the ambient temp was 10 F.

And I'm well away from pushing this thing hard. I use approx 8.5 amp setting
(950 watts) and hit 1st @ 9 minutes with 1/2 lb load.

On Sun, Jan 16, 2011 at 10:53 PM, Steve Sakoman <sakoman at gmail.com> wrote:

> On Sun, Jan 16, 2011 at 12:47 PM, Barry Luterman <lutermanb at gmail.com>
> wrote:
> > Received my M3 Friday. I tried my first roast with it yesterday. I
> roasted
> > in my garage The ambient temperature was about 50 degrees. I pre-heated
> the
> > Quest  to 200 C  with the air volume on 4 1/2. When the machine was
> > preheated I introduced 8 oz (233 gr) of my C list coffee. The heat
> setting
> > was right in the middle. Unfortunately, I did not have a watch with me.
> The
> > roast went on and on. The trier worked fine the bean samples looked good
> but
> > I never smelled impending first crack nor heard it. Suddenly it dawned on
> me
> > that the heat was not high enough on the machine to overcome the ambient
> > temperature. As a result of the reduced ambient heat my beans were baking
> > rather than roasting. This is a problem I have never encountered in my
> years
> > of roasting in Hawaii. I immediately increased the heat and as a result
> my
> > beans turned ebony shiney black with an oil sheen you could see your face
> > in. There I was with a half pound of baked beans on the inside and burnt
> on
> > the outside. However,at least , my drum was seasoned.
>
> Hi Barry!
>
> I regularly roast 8 oz. with ambient temps in the 50's
>
> I think your issue was that 7.5 amps (the center of the dial) isn't
> high enough for 8 oz. of beans.
>
> I'm looking at the data from my last roast, where the ambient was
> about 52F.  Here's what I did:
>
> Heat at 8.5 amps, fan at 4 to preheat (and for first phase of roast)
> Add beans when BT reads 200C, BT rapidly drops to just below 100C then
> begins to rise
> When BT hits 195C reduce amps to 7.5, increase fan to 5 (about 7:45
> after beans added)
> Initial snaps of first crack at 8:56
> Increase fan to 10 at 13:30 (to blow out remaining chaff)
> Dump beans at 14:09, at point where there are 1 or 2 snaps of second
>
> Don't give up, the Quest has plenty of power to roast at low ambient!
>
> Steve
>
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