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Why Is My EvoSonic Ultra Experiencing Weak Suction?

PRISM+ Support teamUpdated 31 July 2026~3 min remaining3 steps

If your PRISM+ EvoSonic Ultra has weak suction, it's usually caused by a blockage, a dirty filter, or air leaking from one of the attachments.

Most suction issues can be resolved by cleaning the filter and checking for blockages.

Steps

  1. 1
    1 min

    Remove and inspect the filter. Clean it if it's dirty, or replace it if it's damaged or deformed.

  2. 2
    1 min

    Check the tube for dust, hair, or foreign objects that may be blocking airflow. Remove any obstructions.

  3. 3
    1 min

    Inspect the brush head for cracks or damage that could cause air leakage. If damaged, contact PRISM+ Customer Support for assistance.

How to Maintain Strong Suction

To keep your EvoSonic Ultra performing at its best, we recommend regular maintenance:

  • Clean the filter regularly.
  • Remove hair and debris from the brush head after use.
  • Check the extension tube for blockages.
  • Ensure all attachments are securely connected before vacuuming.

Regular maintenance helps maintain strong suction, improves cleaning performance, and extends the lifespan of your vacuum.

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