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Light clean of the burrs and chamber: Niche Duo
Before you start
- Tools
- supplied brush (or a soft toothbrush), cotton or nitrile gloves, clean damp cloth, soft dry microfibre cloth, clean tea towel, vacuum (optional)
- Supplies
- None listed
Warnings
- No rice, cleaning tablets or other cleaning products through the grinder: they can damage the burrs. Source: Niche Duo instruction book (83F, 2024)
- Never immerse any part of the grinder in water; only the grind cup may be washed. Source: Niche Duo instruction book (83F, 2024)
- The burrs are very sharp: handle them with care and wear cotton gloves. Source: Niche Duo instruction book (83F, 2024)
- Never leave the inside wiped damp; dry it straight away. Source: Niche Coffee: How to easily clean your Niche Duo (Mar 2026)
- Keep the grind cup out of the dishwasher. Source: Niche Duo instruction book (83F, 2024)
Steps
- Clear a space and lay down a clean tea towel for the parts you remove.
From the manual: “enough room to lay out the few pieces you will remove from the grinder”
- Unplug the grinder from the mains.
From the manual: “Never clean the grinder without unplugging it from the mains.”
- Put the grind cup in place to catch loose grounds.
From the manual: “put the cup in place to catch any loose grinds.”
- Unscrew the bean hopper and set it aside.
From the manual: “Unscrew and remove the hopper, placing it to one side.”
- Lift out the upper burr and set it aside.
From the manual: “Then lift out the upper burr and place it to the side.”
- If you will vacuum instead of brushing, hook out the three springs in the outer ring of the chamber first. Optional
From the manual: “remove the three springs set into the outer ring of the grind chamber”
- Wearing gloves, brush the lower burr and chamber with the supplied brush.
From the manual: “Using the supplied brush, clean the lower burr and chamber.”
- Sweep the loose grounds into the hole at the bottom of the chamber so they drop into the cup.
From the manual: “Sweep any residual grinds into the hole at the bottom of the grind chamber”
- Brush the upper burr separately, holding it by its carrier, then put it back.
From the manual: “brush-clean the removed upper burr, holding it carefully by the attached carrier.”
- Refit any springs you removed. Optional
From the manual: “Replace them once done.”
- Screw the bean hopper back on.
From the manual: “Screw the bean hopper back into place.”
- Push the brush up the chute and twist to clear clinging grounds.
From the manual: “This can be done by pushing the brush up the chute and twisting.”
- Wipe the body, power cord and lid with a damp cloth, then dry them at once with a microfibre cloth.
From the manual: “wiping over the body of the Duo, including the power cord and lid.”
- Wash the grind cup in warm soapy water and dry it.
From the manual: “The grind cup can be simply washed with warm soapy water and dried as usual.”
Sources
- Niche Coffee: How to easily clean your Niche Duo (Mar 2026) Maker’s page
- Niche Duo instruction book (83F, 2024) Manual
Researched on .
Published: the sentence is on the maker’s own page or in the maker’s own document.