9.2 Extraordinary Maintenance – by qualifi ed Service Personnel only
Once or twice per year, the machine should be checked by qualifi ed Service Personnel:
•
Remove scaling from the heating elements
•
Check the status and the tightness of all gaskets
•
Check the perfect state and/or wear of the components
•
Check the effi ciency of the dispensers
•
Tighten fi rmly all electrical connections at least once per year
•
Clean the intake fi lter of the solenoid valve
•
Check the state of the safety devices of the doors/boilers, limit switches
•
Check the calibration of the clutch.
Pay attention to do not wet the motor or any electric part. Perform maintenance with the wall-mounted main switch
turned OFF.
USA
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