Robots
Featured Robots
Pool Type
Brands
Categories
Deals & More
Free 1-3 Day FedEx Shipping
Low Price Guarantee
Easy Returns & Exchanges
Pool Expert Support
Shop All Robots Deals & Specials
Free 1-2 Day Shipping. Low Price Guarantee. Easy Returns/Exchanges. Choose from top models from the top brands.
Shop By
Pool Type
Debris Type
Brand
Budget
Equipment
Free 1-3 Day FedEx Shipping
Low Price Guarantee
Easy Returns & Exchanges
Pool Expert Support
Shop All Robots
Free 1-2 Day Shipping. Low Price Guarantee. Easy Returns/Exchanges. Find the perfect robot for your pool.
Learn
Reviews
Buying Guides
Compare
Help Me Choose
Free 1-3 Day FedEx Shipping
Low Price Guarantee
Easy Returns & Exchanges
Learning Center
Free 1-2 Day Shipping. Low Price Guarantee. Easy Returns/Exchanges. Everything you need to pick the right pool robot.

Need Help?

Our Pool Experts are here to assist you

Pool Robot Guide

Pool Robot Guide

Find the perfect robot for your pool

Pool Expert

Call an Expert

(888) 615-5728

Mon-Fri 8am-5:30pm CST

Troubleshooting · Use & Maintenance

How do I clean a clogged impeller on my Liberty?

Short answer: Follow the cleaning steps for your Liberty's safety clip setup, and confirm all LEDs are off before inspecting the impeller.

Try this first

Take your Dolphin Liberty out of the pool, turn it off, and check whether it came with an impeller Cleaning Safety Clip before choosing the steps below.

Moderate About 10 min Tools: Impeller Cleaning Safety Clip, if supplied, Charger, for the safety clip procedure, Screwdriver, if debris is out of reach

Based on Maytronics support, updated 2026-05-04, rewritten by Poolbots' pool experts. Parts that fix it are below.

The fix

Step by step.

Caution: This robot is battery-powered. Follow the instructions for your version exactly, in the order shown.

Without an impeller Cleaning Safety Clip

Start with your Dolphin Liberty out of the pool and switched off.

  1. Switch your Dolphin Liberty on.
  2. Let 3 seconds pass, then switch it off.
  3. Wait 30 seconds. Before continuing, confirm that all LEDs are off and none is blinking.
  4. Lift the Liberty's top cover and take out the filter basket.
  5. Check the impeller for visible debris and remove any you can see.
How-to video

With an impeller Cleaning Safety Clip

Start with your Dolphin Liberty out of the pool and switched off.

  1. Attach the charger to the robot.
  2. Do not continue until the blue LED has stopped blinking.
  3. Wait 30 seconds. Before continuing, confirm that all LEDs are off and none is blinking.
  4. Lift the Liberty's top cover and take out the filter basket. Leave the charger connected throughout cleaning.
  5. Make sure the top cover is open and the filter basket is removed.
  6. Put the impeller Cleaning Safety Clip in place.
  7. If you cannot reach the debris, use a screwdriver to unscrew the screws on the top cover.
  8. Slide the impeller cover backward to free it.
  9. Remove debris caught around the impeller. Be careful: the impeller blades are sharp.
  10. Refit the impeller cover, then take out the impeller Cleaning Safety Clip.
  11. Put the filter back and shut the lid.

For other robots, use the appropriate guide below.

Our general Dolphin impeller cleaning steps

EON robot impeller cleaning steps

Source: Maytronics support. Same steps and facts, rewritten for clarity; 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.

Still need help?

Talk to someone who knows Dolphins.

Pool Robot Buying Guide
Headphones Icon
Dolphin Cayman Review