HOW TO ACCESS THE PARAMETER SERVICE CODE
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1. Press the menu / OK button, the first digit '2' will flash on the display
2. Press the menu / OK button, the second digit '1' will flash on the display.
3. Press the menu / OK button '222' will appear on the display.
4. Press the + button until '234' is displayed, this is the service code which allows access to view and modify the appliance parameter settings.