P42.20-2101-05
61 Brake disk
103 Brake shoes
C Adjustment wheel
Modification notes
| Checking | ||
Danger! | Risk of injury caused by body parts being jammed or crushed. Risk of injury to skin and eyes caused by brake fluid spraying out at high pressure when working on the SBC brake system | Deactivate SBC brake system using STAR DIAGNOSIS. | |
| Notes on repairs to brake system | ||
1 | Operate parking brake pedal and check pedal travel of parking brake pedal | If the pedal travel is not within the tolerance range: | |
Adjusting parking brake. | |||
Actuating force on parking brake pedal | |||
Notches through which the parking brake pedal must be depressed | |||
| Removing | ||
2 | Unscrew one wheel bolt on the left and right rear wheel | Light alloy wheels must be removed due to the risk of damage. | |
| Remove/install wheels, rotate if necessary | ||
3 | Preloading automatic cable slack adjuster | ||
Adjust | |||
4 | Turning adjusting wheels (c) | Turn adjusting wheels (c) using a screwdriver until the brake shoes (103) contact the parking brake drums and it is no longer possible to turn the rear wheels or brake disks (61) by hand. | |
Adjustment direction for applying the brake shoes: Turn the left adjusting wheel (c) in the direction of travel and the right adjusting wheel (c) opposite to the direction of travel | |||
5 | Loosen adjusting wheels (c) | Release left and right adjusting wheel (c) by the same number of teeth (10 teeth). It must be possible to turn the rear wheels or brake disks (61) completely freely by hand. | |
6 | Release automatic slack adjuster | ||
| Checking | ||
7 | Actuate parking brake pedal several times | When doing so check the pedal travel of the parking brake pedal, readjust if necessary. Then release the parking brake. | |
Actuating force on parking brake pedal | |||
Notches through which the parking brake pedal must be depressed | |||
8 | Check the unobstructed movement of the rear wheels or brake disks (61) | ||
| Install | ||
9 | Mount wheel bolts or light alloy wheels | ||
| Remove/install wheels, rotate if necessary |
Adjustment values for parking brake