How robot pool cleaner parts wear and when to swap
What wears out on a robot pool cleaner
Tracks, wheels, brushes, bearings and drive motors all wear. This site explains how, how to spot it, and how to match a replacement part from the maker's manual.
It's for pool owners and hobbyists who want to understand their robot before ordering parts.
All the wear-part guides
What Wears Out on a Pool RobotWhich parts of a robotic pool cleaner are made to wear, which ones are checked less often, and how to tell them apart.
Pool Robot Brush Types ExplainedRubber, foam, PVA and bristle brushes on robotic pool cleaners, what each is made of and which pool surfaces makers match them to.
Signs of a Worn Pool Robot BrushHow to tell a worn-out robot brush from one that's only dirty or loose, with a short checklist you can run once the unit is out of the water.
How Drive Tracks and Wheels WorkHow a robotic pool cleaner moves and grips the floor and walls, and what the drive motor, wheels and tracks each do along the way.
Signs of Worn Tracks and WheelsWhy a pool robot slips, drifts or stalls, which clues point at worn tracks or wheels, and what else to rule out before ordering parts.
Drive Motor Basics for Pool RobotsWhat the drive motor in a robotic pool cleaner does, why it's usually sealed, and which signs point at the motor and which at other parts.
Finding the Right Replacement PartHow to match a brush, track or wheel to your robotic pool cleaner using the exact model number and the maker's manual and parts list.