SERVICE MENUHere you can change the temperature unit from degree Celsius (°C) to degreeFahrenheit (°F).• Activate the operation menu as described under „Activation of the operationmenu (Part 1)“.• Turn the potentiometer, until the special digit „c“ appears in the servicedisplay.• By pressing the key rpm/rcf the display „rpm/rcf“ is now activated and youcan setup the respective temperature unit with the potentiometer.• Now the temperature is indicated in °C resp. in °F during the normaloperation.Attention: After all points have been reviewed and/or set up, you have topress shortly the key start to store all parameters. Otherwise the setups wereall for nothing.If the storage has been successful in the display „rpm/rcf“ the value of theimbalance sensor and the word „StorE“ are indicated.2.1.8 Submenu Setup of the signal generatorHere you can switch on resp. switch off the signal generator (audible sound).• Activate the operation menu as described under „Activation of the operationmenu (Part 1)”.• Turn the potentiometer, until the special digit „L“ appears in the servicedisplay.• By pressing the key rpm/rcf the display „rpm/rcf“ is now activated and youcan setup the respective option with the potentiometer.• Now the audible sound is activated resp. not activated by the end of the runor when an error message will occur.