1) When the following icon lights up, it indicates there is not enough water in the clean water tank.

2) When the following icon lights up: it means dirty water has reached the maximum level in the dirty water tank.

3) When the following icon flashes twice per second and the machine shuts down after 10 seconds of red flashing: a malfunction occurs. Check if the motorized brush is clogged and clean it thoroughly.

4) If the ring on the LED screen lights up in red, it indicates the machine has malfunctioned.