Maintenance and cleanliness
How proper maintenance and cleanliness of grinders preserve performance, consistency, and coffee quality.

- Coffee Basics Nerds
- 1 min read

Key Concepts
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Routine Cleaning:
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Daily removal of leftover coffee grounds from the hopper, burrs, and chute.
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Use of brushes, vacuum, or compressed air to prevent buildup.
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Deep Cleaning:
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Periodic disassembly to clean burrs, burr chamber, and grinder housing.
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Helps prevent oils and fines from accumulating and affecting flavor.
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Burr Inspection and Replacement:
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Check burr sharpness and alignment; replace when worn to maintain grind consistency.
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Lubrication and Mechanical Checks:
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Some grinders require occasional lubrication or tightening of mechanical parts.
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Health & Safety:
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Clean grinders prevent mold, pests, and contamination.
Summary
Consistent maintenance ensures reliable grind size, extends equipment life, and preserves coffee flavor. A clean grinder is critical for both commercial and home use, preventing defects caused by stale coffee oils and fines.