Turn rotary knob for air distribution -1- until catch in shaft -2- is visible in gears -3-.
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Remove heating and air conditioning controls, Climatic → Chapter.
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Carefully pull out adapter for controls.
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Press in locking lug -arrow- of flexible shaft and pull out flexible shaft.
Note
When the flexible shaft is installed, the adapter and the rotary knob of the Climatic heating and air conditioning controls must be aligned in a specific position to one another or the system will malfunction.