Mercedes-Benz 300 CD-TURBO DIESEL 1985, Owner'S Manual

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Seat Heater
The seat heater can be switched on
when the steering lock is in position
“ 1” or “2”.
Heater operation:
Push in upper switch portion; posi­
tion 1 = normal heater operation, one
indicator lamp lights up.
Push in lower switch portion; position
2 = rapid heating, both indicator
lamps light up.
After approximately 5 minutes in the
rapid heating mode, the heater
automatically switches to normal
operation and only one indicator lamp
will stay on.
Turning off heater:
If one indicator lamp is on, press in
upper part of switch, position 1.
If both control lamps are on, press in
lower part of switch, position 2.
The heater automatically turns off
after approximately 30 minutes of
operation.
Note:
When in operation, the seat heater
consumes a large amount of power. It
is advisable not to use the seat heater
longer than necessary.