Winterhalter UC Series Operating Instructions Manual page 40

PIN menu
How to start the descaling programme:
If detergent is dosed using a dosing device which is installed outside the machine:
 Stop the dosing of detergents (e.g. pull out the suction tube or switch off the dosing device) in order to
prevent the active chlorinated detergent coming into contact with descaler and producing chlorine gas.
INFO: An integrated detergent dosing device is deactivated in the descaling programme (programme-
controlled).
 Enter the PIN menu
 Press the button
 Screen 28 appears.
Descaler produces chemical burns
The descaling solution must not remain in the machine. If you switch off the machine when the
descaling programme is in progress or if you interrupt the programme, the machine must be
Warning
emptied, refilled and again emptied. Use the self-cleaning programme for this.
Descaling programme sequence:
 If the machine is ready for operation: The tank is drained and re-filled without detergent.
 If the machine is empty and switched off: The tank is filled without detergent.
 As soon as the machine is ready for operation, the text "Add descaler. Press start button" appears on
the screen.
 Open the door and add the descaler on the inside of the machine. Adhere to the recommended dosage.
INFO: The tank capacity is 9.5 litres (machine size S) or 15.3 litres (machine sizes M, L and XL).
 Close the door and press the start button.
 The start button lights up blue. Button (1) continues to flash.
 The descaler solution is circulated inside the machine.
 600 seconds are counted down on the touchscreen.
 As soon as the time has elapsed, button (1) stops flashing.
 Open the door and check whether the inside of the machine has been sufficiently descaled.
INFO: If the door isn't opened for 600 seconds, the descaling program continues.
 Add descaler again if you can still see white deposits. Close the door and press the start button.
 Press the back button (28) when you can no longer see any white deposits on the inside of the machine.
 The machine is drained and is then re-filled with cold water. As soon as the rated level is achieved, the
cold water is circulated for 60 seconds and then drained off.
 The machine switches off automatically.
 Open the door and check whether the machine has been fully drained.
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 Press button (1).
 Button (1) flashes.
 The descaling programme runs automatically.
Cancellation is possible by:
 Pressing button (28) or switching off the machine
the descaling programme must be restarted.
 Opening the machine door
after closing the door, the program continues
automatically.
Screen 28
PIN 1575