First, we enter the advanced password: press the wrench key and then enter the advanced password
Advanced Service Password CHAUCER
After entering the advanced password, FLUSH, and then we enter the valve module for manual operation, entering this interface
First nozzle valve, open the nozzle valve
Open the exhaust valve
Then give it a revolution
Then we can take the cleaning agent and spray it onto the nozzle. Let it suck in and continue spraying cleaning agent
This is nozzle cleaning.
