Mercedes-Benz G-Class Owner's Manual page 399

396 Wheels and tyres
There are no persons in the vehicle.
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The vehicle has been prepared for a wheel
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change ( page 395).
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The hub caps have been removed
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( page 395).
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Fitting the jack
Assemble pump lever 1.
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Place pump lever 1 with the recess on low‐
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ering screw 2 on the jack.
Turn pump lever 1 clockwise as far as it will
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go.
Lowering screw 2 is closed.
3 Adapter
To raise the vehicle at the front: adapter
must be secured on the jack.
To raise the vehicle at the rear: remove
adapter 3 from the jack.
Important notes on using the jack:
Use only the vehicle-specific jack that has
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been tested and approved by Mercedes-Benz
to raise the vehicle.
The jack is only designed for raising and
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holding the vehicle for a short time while a
wheel is being changed and not for mainte‐
nance work under the vehicle.
The jack must be placed on a firm, flat and
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non-slip surface. If necessary, use a large,
flat, load-bearing, non-slip underlay.
Position the jack only at the jack support
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point.
Rules of conduct when the vehicle is raised:
Never place your hands or feet under the
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vehicle.
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Never lie under the vehicle.
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Do not start the engine and do not release
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the electric parking brake.
Do not open or close any doors or the rear-
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end door.