Mercedes-Benz 300 D-TURBO DIESEL 1985 Owner's Manual page 35

@ Multi-Level ventilation — Heating
0 ) Multi-Level
This setting is necessary for clearing a fogged
windshield. As soon as possible, reset to ^
In the heating mode, air is supplied to the windshield,
foot area and to nozzles (2); in the cooling mode,
additionally to nozzles (1).
In the heating mode, warm air will be emitted periodically
from nozzles (1).
A u to m atic C lim ate Control
or ^ .