Replacing bulbs on pushbutton control module for air conditioning (automatic) - AR83.40-P-6352DA

MODEL 140 up to 31.8.95

"Kammerer" pushbutton control module 

Fig 1: Identifying Bulbs On "Kammerer" Pushbutton Control Module

Courtesy of MERCEDES-BENZ OF NORTH AMERICA.

	Removal, installation
	Bulb (a) on the left illuminates the left temperature dial and the fan dial Bulb (a) on the right illuminates the right temperature dial
	If any other lamps, such as the display illumination lamps or function lamps burn out replace the A/C pushbutton control module (N22)		AR83.40-P-6350D
1	Switch off ignition
2	Remove radio
3	Remove cover on center console		ra68001400235x
4	Replace bulb (a) by sliding a piece of spaghetti (a, dia. 5 mm) over the bulb (between the left and center pushbutton fields) and pull out bulb
5	Reinstall in opposite order	Installation:  Before installing the cover on the center console check for proper function according to diagnosis manual