How to use the Auto clean function of the Mijia Air Conditioner Pro Eco A+++ 9K?

It is recommended that use the Auto clean function of the Mijia Air Conditioner Pro Eco A+++ 9K once a month. If the use environment is poor, such as dusty, it is recommended to shorten the cycle.
You can use the Mijia Air Conditioner Pro Eco A+++ 9K’s Auto clean function by following the steps below:
1. When the air conditioner is turned off, simultaneously press and hold the ECO button and the Timer button for more than three seconds to enable the Auto clean function;
2. The remote control will show “Auto Clean”, and the air conditioner display will start blinking;
3. The air conditioner will then run for about 40 minutes before automatically exiting the Auto clean mode and shutting down.
Note:
1. The duration displayed on the remote control and the air conditioner display can vary;
2. There can be noise, breeze, and cold air during the Auto clean operation, which is normal;
3. When the ambient temperature is too high or too low, the air conditioner will automatically activate the protection function, which can cause the Auto clean function to be exited or fail to start;
4. Auto clean can only clean the heat exchanger.