To function at its best your Kaffelogic fan needs to be calibrated to give correct bean circulation calibrated.
How to check
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bean circulation
Weigh 120g of green beans and load these into your roaster.
Put the chaff collector in place.
Select the K-logic classic profile.
Press ≡. When you see ‘Press ⏵ now for fan preview’, press ⏵. The fan will start.
The display will show 120g and 14700 rpm. If it does not, use + and - until it does.
Look at the bean circulation. The beans should be circulating gently. Pay particular attention to the beans in the middle which should be slowly turning over.
If there is no circulation of beans in the middle you need to re-calibrate.
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