Troubleshooting
- L40 Ultra: Robot Doesn't Vacuum
- X40 Ultra Series & L40 Ultra: No Water Comes from Water Tank
- Robot Vacuum and Mop: Abnormal Washboard Water Level
- L40 Ultra: Charging Abnormally
- Robot Vacuum and Mop: Universal Wheel Damage
- L40 Ultra Mop Pad Holder Falls Off Easily When the Robot Works
- L40 Ultra LDS Abnormal