Troubleshooting · Use & Maintenance

The impeller is clogged on my Liberty - How do I clean it?

From Maytronics support, updated 2026-05-04, rewritten for clarity. Parts that fix it are below.

The fix

Step by step.

Caution! This robot is connected to a battery, and following the steps below are requested to be performed as written only!

If your Liberty robot does not come with an impeller Cleaning Safety Clip, follow the steps below:

Make sure that your Dolphin Liberty is outside of the pool and turned off.

  1. Please turn the Dolphin Liberty on.
  2. After 3 seconds, turn it off.
  3. Wait for 30 seconds to ensure that the robot is off. This can be visually verified by making sure that no LEDs are blinking, or on.
  4. Open the Liberty top cover and pull the filter basket out.
  5. Visually inspect the impeller and remove any visible debris.

If your Liberty robot comes with an impeller Cleaning Safety Clip, follow the steps below:

Make sure that your Dolphin Liberty is outside of the pool and turned off.

  1. Connect the charger to the robot
  2. Wait until the blue LED stops blinking before continuing with the steps.
  3. Wait for 30 seconds to ensure that the robot is off. This can be visually verified by making sure that no LEDs are blinking, or on.
  4. Open the Liberty top cover and pull the filter basket out. Keep the charger connected during the cleaning process.
  5. Open the top cover and remove the filter basket.
  6. Insert the impeller cleaning safety clip.
  7. (If the debris is not reachable) Use a screwdriver and open the screws on the top cover.
  8. Pull the impeller cover backward to release it.
  9. Clean the debris trapped around the impeller. Use caution as the impeller blades are sharp.
  10. Reassemble the impeller cover and remove the impeller cleaning safety clip.
  11. Return the filter and close the lid.

Not your robot? Our general Dolphin impeller cleaning steps

EON robot impeller cleaning steps

Source: Maytronics support. Rewritten for clarity with the same steps; the videos and illustrations are Maytronics' own.

Replacement parts

Parts that fix this.

This answer comes down to filters and motor units & impellers. The exact part depends on the model: choose your robot and we open its parts list, or browse the category for every model.

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