See also:

Airflow selection
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Changing the coolant
WARNING Never attempt to remove the radiator cap until the engine has been shut off and has cooled down completely. Since the coolant is under pressure, you may suffer serious burns from a spray ...

Other settings (type A, B and C audio)
Each brief press of the “MENU” button changes the control modes in the following sequence. Type A audio: Type B audio: Type C audio: Choose the preferred settings for each mode by tu ...