If the Xiaomi Truclean W10 Pro Wet Dry Vacuum can't carry out self-cleaning, please try the following steps to troubleshoot the issue:
1. Make sure the charging dock is connected to the power outlet, please use the original power cable to charge it;
2. Check if the battery is low or depleted. Please try to use the self-cleaning feature after a full charge;
3. Check if there’s sufficient water in the clean water tank, please add water on time and install the tank;
4. Please check if the dirty water tank is installed properly, you can reinstall the dirty water tank;
5. Check if the dirty water tank is full. Please clean the dirty water tank after each cleaning session or when it reaches the maximum capacity.
If the above troubleshooting methods can’t resolve the issue, please contact our local official service center or your seller for further assistance. They will help you in this regard.