Oster Grinder Chute Blockage

Built-in grinder runs but no ground coffee reaches the filter basket.

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Safety Warning

This repair may involve working with high voltage components or water connections. Always unplug the appliance before removing any panels.

If you are not confident in your ability to perform this repair safely, we strongly recommend contacting a professional technician.

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Possible Causes

Grounds packed in chute due to oil buildup, Moisture causing clumping, Misaligned chute cover, Broken grinder flap

How to Fix / Troubleshooting

Safety first: Unplug the unit before cleaning the grinder chute.

Clean chute:

  • Access the grinder chute (often behind a removable panel or cover).
  • Use a small brush or wooden stick to loosen packed grounds.
  • Vacuum or tap out loose grounds.

Prevent recurrence:

  • Use fresh, dry beans and avoid flavored or oily beans that can gum up the chute.

If the chute cover or internal flap is broken, replace the grinder chute assembly.

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Repair Difficulty

Medium 3/5

Required Part

Grinder Chute Assembly
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