Xiaomi General Suction Loss or Airflow Restriction

Robot vacuum leaves visible dust lines and poor pickup, especially along edges and on carpets, but no error code is shown.

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Possible Causes

Clogged HEPA filter, Dustbin full or air channels blocked, Partially blocked fan inlet, Worn main brush bristles

How to Fix / Troubleshooting

Safety first: Turn off the robot and remove the dustbin before cleaning.

  • 1. Empty and clean dustbin:
    • Remove and empty the dustbin after every large cleaning job.
    • Rinse the bin if the model allows (dry completely before reinstalling).
  • 2. Service the filter:
    • Tap the filter gently to remove dust every few runs.
    • Replace the filter every 2–3 months of regular use.
  • 3. Check for clogs:
    • Inspect the suction opening and channel for hair, paper, or debris.
    • Remove blockages with a brush or tweezers.
  • 4. Inspect main brush:
    • Clean hair from the brush and end caps.
    • Replace the brush if bristles are worn flat or rubber fins are torn.
  • 5. Test performance:
    • Run a spot clean on a dusty area and verify improved pickup.
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Repair Difficulty

Very Easy 1/5

Required Part

Filter
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