Remove/install the pushbutton switch for the Tele-Aid emergency call system - AR82.95-P-0002GZ

MODEL 164 with CODE (359) TELE AID emergency call system with CODE (494) USA version In overhead control panel 

Fig 1: Identifying Tele-Aid Emergency Call System Pushbutton Switch Remove/Install Components

Courtesy of MERCEDES-BENZ USA

	Remove/install
1	Detach overhead control panel control unit (N70)	Treat ribbon cable carefully to prevent damage. Overhead control panel control unit (N70) does not have to be disconnected electrically!	AR82.20-P-1100GZ
2	Disconnect electrical connector (1)
3	Push SOS pushbutton switch (S93/3) out of overhead control panel control unit (N70) in downward direction and remove	Insert SOS pushbutton switch (S93/3) into overhead control panel control unit (N70) so that the guide bars (arrows) engage properly.
4	Install in the reverse order