Mercedes-Benz 300 SD 1978 Owner's Manual page 22

1 T em perature selector wheel
2 " OFF" button
3 " A U TO -LO " button
4 " AUTO -HI" button
5 " BI-LEVEL" button
6 " DEF" button
7 R efrigerant com pre ssor switch
8 A dju sta ble louvers fo r cooled air
9 A dju sta ble louvers fo r side
ventilation
Automatic Clim ate Control
10 Lever for side ventilation
open = tow ards center
of vehicle
closed = tow ards outside
of vehicle
i
21