Maytronics Dolphin Dolphin M550 Repair
Common faults and DIY fix guides for the Maytronics Dolphin Dolphin M550. Start with free diagnosis, or mail it in when DIY is not enough.
Faults & fixes
Powers on but does not moveeasy
Dolphin powers on (or PSU shows red) but the robot does not start cleaning / does not move.
Cycle stops early / red light on power supplyeasy
Cleaning cycle stops early or the power supply shows a red error light.
Does not climb walls / waterlineeasy
Dolphin does not climb walls or move sideways on the waterline.
Circles / moves but does not cleaneasy
Robot moves in circles or moves without cleaning — clogged filter or impeller debris.
Floating cable kinks / tangleseasy
Floating cable has kinks that affect movement and coverage.