Need negative boost zone after FC starts?

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stever
Posts: 7
Joined: Fri 05 Apr, 2024 1:50 pm
x 1

Need negative boost zone after FC starts?

#3388

Post by stever »

I'm roasting an espresso blend. It hits FC and consistently goes exothermic within 30s. The roast ends early (lower than target development) because of the temperature overshoot.

I added a -6 boost starting at FC, which helped a bit. I suspect I need more like -15 and will try that in future roasts.

Reading more about zones, I see recommendations to avoid negative zones around/after FC, which is counter intuitive in my case.

Is anyone else using negative zones as I am? Have I overlooked something else in my adventures?

TIA, Steve
jramey0406
Posts: 8
Joined: Fri 14 Jun, 2024 2:42 am
x 2

Re: Need negative boost zone after FC starts?

#3443

Post by jramey0406 »

stever wrote: Sun 12 May, 2024 8:59 am I'm roasting an espresso blend. It hits FC and consistently goes exothermic within 30s. The roast ends early (lower than target development) because of the temperature overshoot.

I added a -6 boost starting at FC, which helped a bit. I suspect I need more like -15 and will try that in future roasts.

Reading more about zones, I see recommendations to avoid negative zones around/after FC, which is counter intuitive in my case.

Is anyone else using negative zones as I am? Have I overlooked something else in my adventures?


TIA, Steve
Im experiencing same so I am adding some attention to this
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