36
For internal use only
S3 button
Grinding function
•
Check that turning the button anti-clockwise for brewing functions correctly.
•
Check the grinding noises.
•
When the motor for grinding is in operation the display will show the reference setting of the motor
speed on the bottom right-hand side (approx. 6 – 12) and the letter M will appear in the top row.
S3 + S7 buttons
Solenoid valve function, pump and steam
•
Check for correct functioning and also check the pump noises.
•
Check the turbine for correct functioning while water is flowing (the display will show the details in
l/h under DX at the bottom).
S2 + S7 buttons
Solenoid valve function and steam
•
Check the correct functioning of the solenoid valve.
S1 + S7 buttons
Pump pressure under pressure
•
Determine the pump pressure.
S4 + S6 buttons
Operability of the steam generator
•
Check the transmission with a snap-on ammeter.
S2 + S6 buttons
Operability of the coffee boiler
•
Check the transmission with a snap-on ammeter.
S4 + S6 + S7 buttons
Boiler temperature
•
This function can be used to determine the current temperature of the boiler.
S1 + S6 + S7 buttons
LCD brightness
S2 + S6 + S7 buttons
LCD backlighting