Recirculating air push-button, location/task/function - GF83.40-P-2145GI

MODEL 163 as of 01.09.01 with CODE (580a) Automatic air conditioning 

Fig 1: Identifying Recirculating Air Push-button And Blower Switch

Courtesy of MERCEDES-BENZ USA

	Recirculating air push-button, position	The recirculating air push-button ( ) is located in the center in the lower half of the blower switch (1) on the AAC push-button control module (N22).
	Recirculating air push-button, task	The recirculating air push-button ( ) is used to operate the fresh air/recirculated air flap to permit air to be directed out of the vehicle interior. Function feedback takes place by means of a red LED.
	Recirculating air push-button, function		GF83.40-P-2102-01GI