Mercedes-Benz SLC 300 2019 Operator's Manual page 118

Setting the air vents
116
Setting the blower output of the AIR-
SCARF vents
G
WARNING
When AIRSCARF is switched on, very hot air
can flow from the vents in the head
restraints. This could result in burns in the
immediate vicinity of the air vents. There is a
risk of injury.
Reduce the heater output before it becomes
too hot.
You can adjust the blower output of AIRSCARF
vents : using the AIRSCARF button
( page 89).
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