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Models

Roomba S9+

Manuals

Symptoms

The robot approaches an actual stair, ledge, landing, balcony, or raised edge.
The robot halts on a safe flat floor as though a drop were present.
The robot is trapped, tilted, moved, or unable to continue a clear path.
The corner brush stops, loosens, wobbles, or leaves edge debris behind.
The D-shaped robot misses wall edges or scrapes along them repeatedly.
The app reports Error 21, 25, 34, 38, 39, 47, 66, or 76 and the robot cannot reliably continue.
The robot reports four beeps immediately after an attempted start.
The app can move the robot, but the top buttons do nothing locally.
The Clean Base does not evacuate the bin after self-dock or app command.
The Clean Base has no status response or cannot pass charge to the robot.
The Clean Base reports a clog, leaks air, or releases dust from the path.
The dual rubber brushes jam, show damage, or leave a central strip uncleaned.
The robot refuses charge because the pack temperature is outside normal range.
The robot stops and reports five beeps while wedged or unable to escape.
The Clean Base still reports a bag condition after the owner checks the bag.
The same rooms now exhaust a full charge far earlier than the owner baseline.
The blade leaves the line, flexes excessively, bends, or breaks during an otherwise controlled cut.
The 200-series robot is awake nearby, but the iRobot app cannot add or connect to it.
The job ends with a docking problem or the robot cannot find the Home Base after placement, clearance, and map-start checks are corrected.
The robot wakes but the battery level does not rise on the Home Base, or the app announces a charging error.

Failure Modes

part