After-treatment method of vacuum cleaner overheating protection:

        1. Make sure that the vacuum cleaner automatically cuts off the power supply due to overheat protection; 2. Immediately hold the plug (not the wire) to separate the plug from the power supply; 3. Make sure that the vacuum cleaner is in a state of electromechanical separation; 4. Check whether the dust chamber is filled with garbage and hair. 5. If the dust chamber is full, the dust chamber needs to be cleaned; 6. Check whether the filter of the vacuum cleaner is blocked; 7. Clean the filter and ensure that the filter is unobstructed; 8. Remove the hose of the vacuum cleaner , Check the patency of the hose; 9. If there is a blocked foreign body in the hose, it should be cleaned immediately and the hose should be restored; 10. Place the vacuum cleaner in a cool and ventilated environment to cool it naturally; 11. Thermal cut-off protection device After reset, restart the vacuum cleaner to check the working status; 12. If the vacuum cleaner still cannot be used normally, you need to contact the maintenance center to troubleshoot.