NOTE: 1. This error code will only appear in cooling mode. After detecting that the water tank is placed correctly for 5 consecutive seconds, the machine will automatically exit the protection.
2. In cooling mode, if it is detected that the misplacement of the water tank for 5 consecutive seconds, the machine will display the error code P4.
Problem-shooting
When the water tank is misplaced in cooling mode, the machine will give this alarm.
Solution: Put the water tank correctly