2. Remove one bolt on each rear wheel.

3. Using a screwdriver (4.5 mm), turn the adjusting wheel 105 so that the brake pads lock the wheel
4. Turn the adjusting wheel 105 back so that the wheel can rotate freely (approximately 5-6 teeth).
5. Tighten the parking brake lever several times.
Information copied from the website (MERCEDESMAN.ru)
6. Tighten the wheel bolts and lower the vehicle.
