54
Tango 390-00322 7-2022
Cleaning Cycle:
Buzz during cleaning
Pump buzzing - Check for restricted water flow to machine
Replace the non-return valve located after coffee cleaning valve
Cleaning tablet not dissolved
Blocked cleaning non-return valve
Coffee Cleaning Valve: Clogged, not getting power, or coil not working
Requests another Cleaning immediately after cycle is finished
Low water pressure, pressure dropped during cleaning
Water switch not reading, bend bracket down to ensure activation
Grounds Drawer not fully seated, drawer switches not closing
Asks to re-start Cleaning before Cleaning cycle complete
Low water pressure, pressure dropped during cleaning
Water switch not reading, bend bracket down to ensure activation
Grounds Drawer not fully seated, drawer switches not closing
Stuck on the cleaning progress bar
Switch ON OFF does not clear
Water is shut off during cleaning
Another fault occurred during cleaning
Sometimes after exiting standby mode
Procedure to cancel stalled cleaning cycle and restart cleaning:
- switch off the machine
- move DIP switch #6 to ON
- restart the machine
- restart cleaning
- return to the main menu
Restore normal operation:
- switch off the machine
- return the DIP switch to normal position (all switches OFF)
- switch on the machine
Summary of Contents for UNIC TANGO ACE-ST DUO
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