2007 Mercedes R-Class Owner's Manual - Page 500

Practical hints Flat tire Place jack 3 on firm ground. Position jack 3 under the take-up bracket 2 so that it is always vertical (plumb-line) as seen from the side, even if the vehicle is parked on an incline. Warning! G The jack is intended only for lifting the vehicle briefly for wheel changes. It is not suited for performing maintenance work under the vehicle. Never start the engine when the vehicle is raised. Never lie down under the raised vehicle. 1 Wheel wrench On wheel to be changed, loosen but do not yet remove the wheel bolts (approximately one full turn with wheel wrench 1). The jack take-up brackets are located directly behind the front wheel housings and in front of the rear wheel housings. Turn crank 4 clockwise until jack 3 is fully seated in take-up bracket 2 and the jack base evenly meets the ground. 2 Take-up bracket 3 Jack 4 Crank Continue to turn crank 4 until the wheel is a maximum of 1.2 in (3 cm) from the ground. ! Do not position the jack on the body of the vehicle, as this may cause damage to the vehicle. 499