Faqs

The following FAQ covers some common questions customers have before purchasing the machine.
For any other inquiries, please send an email to PKF500@outlook.com.

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Can it roast continuously?

Yes, but we recommend a maximum of 5 consecutive batches, then allow the machine to cool down to room temperature and rest for 1 hour before further use.

When should the smoke filter be used?

The smoke filter is suitable for light roasting in well-ventilated indoor spaces. However, if the room has poor ventilation or you're performing medium/dark roast batches continuously, we recommend connecting an exhaust duct to vent smoke outdoors.

What is the length of the exhaust duct?

The package includes two exhaust ducts, which can be connected to extend up to approximately 1.6 meters (5.25 feet) in total length.

What precautions should take during operation?

Here are the key guidelines to ensure safe and optimal performance:
1.Manual Mode Settings:Keep the fan speed no lower than 60 throughout the roast.
Increase it to 90–110 around first crack for proper airflow.
2.Bean Discharge & Cleaning:Always confirm all beans have fully discharged—never leave roasted beans in the drum.
Empty the chaff collector after every roast to prevent buildup.
3.Maintenance & Safety:Clean the exhaust duct regularly to avoid smoke blockages.
Run the cooling cycle before shutting down, and wait until the machine reaches room temperature.
Do not open the bean door mid-roast, as sudden airflow can pose a fire risk.
For any concerns, our team is happy to assist—just reach out!