How to Reset service indicator?

Do the following steps: Move start switch to position "2". Within the first 4 seconds after moving the start switch to position 2, press the reset button for the trip counter twice within one second. The display for the service request is activated for about 10 seconds. Within these 10 seconds, move the start switch into position "0". The service request continues to be displayed. Press the reset button for trip counter and keep it pressed. Move the start switch into position "2". Continue to hold the reset button for the trip counter pressed until the signal sounds and the new start distance appears in the display (it takes about 10 seconds).