Magentis and Optima repair since 2000 of release
1. Engines
2. Greasing system
3. Cooling system
4. Control and decrease in toxicity
5. Fuel system
6. Ignition system
7. Coupling
8. Transmission
9. Power shafts, axes
10. Suspension bracket
11. Steering
12. Brake system
12.1. Specifications
12.2. Anti-blocking system of brakes
12.3. Check and adjustment of provision of a pedal of a brake
12.4. Check of the vacuum amplifier of brakes
12.5. Pumping of hydraulic system of a drive of brakes
12.6. Pumping of hydraulic system of a drive of brakes with scanner use
12.7. Adjustment of a course of the parking brake
12.8. Brake pedal
12.9. Main brake cylinder
12.10. Vacuum amplifier of brakes
12.11. Brake tubes and hoses
12.12. Pressure regulator
12.13. Replacement of forward brake shoes
12.14. Support of a forward brake
12.15. Back drum-type brakes
12.16. Replacement of the working brake cylinder
12.17. Back disk brakes
12.18. Support
12.19. Hydraulic HECU block (the hydraulic and electronic control device)
12.20. Sensor of frequency of rotation of a wheel
12.21. Parking brake
12.22. Search and elimination of malfunctions
13. Body
14. Central air
15. Electric equipment
16. Electric circuits


12.13. Replacement of forward brake shoes

If at movement and braking brake shoes publish squeal, check a condition of brake shoes.



1. Remove a wheel.

2. Through an opening check thickness of overlays of brake shoes. If the slip even one brake shoe is worn-out, replace brake shoes.

Thickness of overlays of brake shoes:

  • The nominal: 11 mm
  • The minimum admissible: 2,0 mm

3. Twist two directing fingers and remove a support with the brake cylinder.

4. Lift a support up and fix it a wire.

Do not disconnect from a support a brake hose.

5. Remove brake shoes.

Do not press a brake pedal after removal of brake shoes.



1. Check brake shoes on lack of wear or pollution by oil and, if necessary, replace them.

2. Check laying on absence of damages or deformations.



1. Establish clips of brake shoes.

2. Establish brake shoes on each clip of brake shoes.
  1. Surely replace all blocks on one axis of the car even if only one block is worn-out. If brake shoes are repeatedly established, before removal they are necessary for marking.
  2. Brake shoe with the sensor of wear establish from the piston.
  3. Before installation remove a rust from laying or if they are damaged, replace them with the new.

3. A hammer press the piston into the support cylinder.

4. Lower and establish a support, thus be careful not to damage a protective cover.
5. Screw directing fingers and tighten them the demanded moment of an inhaling.

Inhaling moment: 22–32 N • m

«on a step back
12.12. Pressure regulator
on the following page»
12.14. Support of a forward brake