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Troubleshooting · Movement & Cycles

What should I do if my Dolphin's cable is twisted?

Short answer: Stretch the cable in the sun for at least 3 hours, then check water conditions, cable length, power supply placement, and wheel or track obstructions.

Try this first

Remove your Dolphin from the pool and stretch its cable out in the sun for at least 3 hours to help straighten kinks and twists.

Easy About 10 min

Based on Maytronics support, updated 2026-04-29, rewritten by Poolbots' pool experts. Parts that fix it are below.

The fix

Step by step.

How-to video
  1. Stretch the cable in the sun. Take your Dolphin out of the pool. Stretch the cable out in the sun for at least 3 hours to help remove kinks and twists.

  2. Check the water conditions. After straightening the cable, keep the water temperature above 59°F and pool chemicals within Maytronics' recommended usage range to help prevent tangles. Pool chemical information

  1. Limit the amount of cable you use. Avoiding excess cable is the most important step for preventing tangles. This matters whether your Dolphin has a swivel or not, especially if it does not. Measure out a cable length equal to the longest length of your pool. That is the amount your robot needs.

  2. Position the power supply. Place it near the middle of the pool's longest side, several feet back from the edge. This lets the blue cable enter the water in a straight, relaxed line. It also helps keep tension even as the robot moves and allows the swivel, if equipped, to turn freely.

  3. Loosely coil the extra cable. As you place the robot in the pool, leave the excess blue cable in loose coils at the pool's edge. This helps the cable feed into the water naturally as the cleaner moves.

  4. Wind the cable properly after use. Pay attention to how you wind the cable after each cleaning cycle to help keep it free of tangles.

  5. Check the wheels or tracks. Look for anything blocking their movement. An obstruction can make your Dolphin travel in circles and twist its cable. See how to clean the tracks.

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 cables & swivels. 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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