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    Repairing the impeller motor of Dolphin S50

    Probably too late, but I was able to fix this problem by repairing the motor. You opening the motor (just 2 screws on the bottom). Find the bearing(s) that is bad. Replace the bearings. Good to go! I made a video of mine. Hopefully it helps the next person with this problem!
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    Dophin moves forward, backward and stops

    I have a dolphin s300, and my impeller motor was seized up. If you can’t spin your impeller by hand, or it's really difficult, andit’s all clear in there... you have the same problem. I ended up needing a $450 Motor Assembly, sometimes called a motor controller. The only bad part was the...