Setting the center air vents

1. Center air vent, left

1. Center air vent, left
2. Center air vent, right
3. Center vent thumbwheel, right
4. Center vent thumbwheel, left

•► To open/close: turn thumbwheels 3 and 4 up or down.

    See also:

    Overview of Tire Quality Grading Standards
    The Uniform Tire Quality Grading is a U.S. Government requirement. Their purpose is to provide drivers with consistent and reliable information regarding tire performance. Tire manufacturers ...

    Important safety notes
    WARNING   For reasons of safety, have the NECK-PRO head restraints/NECK-PRO luxury head restraints checked at an authorized Mercedes-Benz Center after a rear-end collision. WARNING&nbs ...

    Inflating the collapsible spare wheel
    WARNING Inflate the collapsible spare wheel only after the wheel is properly attached. Inflate the collapsible spare wheel using the tire inflation compressor before lowering the vehicle. ...

    http://strategic-human-resource.com/