The ECOVACS Global support route for DEEBOT X9 PRO OMNI BLACK documents separate checks for a drive-wheel running alert and a Laser Sensor Abnormal message. Confirm the exact variant before handling either part.
For eufy RoboVac X8 and X8 Hybrid, Error 2 or Error S2 points to a wheel that may be stuck or trapped. Check location and wheel movement before considering service.
Check the symptom, exact model, part number, and service boundary before replacing a robot vacuum battery, wheel, charger, motor, pump, or other assembly.