Brake system of the car BMW 5 Series E12

Brake system specifications
The hydraulic brake system is dual-circuit. One hydraulic drive circuit ensures the operation of all brake mechanisms, the other - the front brake mechanisms....

Hydraulic brake system
Hydraulic brake system: 1 - to the front wheel brake mechanism; 2 - master brake cylinder; 3 - vacuum booster; 4 — pressure regulator.

Front wheel brake mechanism parts
Front wheel brake mechanism parts: 6 - inner half of the caliper; 7 — piston; 8 - brake pads; 9 — brake disc; 10 — locking pin of the shoe; 11 — brake shoe...

Rear wheel drum brake components on 4-cylinder models
Rear wheel drum brake details on 4-cylinder models: 1 - brake drum; 6 - brake pads; 12 — brake shield.

Parking brake mechanism parts for BMW models «525» and «528»
Details of the parking brake mechanism of BMW models "525" and "528": 1 — drive cable; 9 — brake shoe; 6,10 — tension springs.

Brake Master Cylinder Parts and Vacuum Booster
Master Cylinder Components and Vacuum Booster: 1 - vacuum booster; 24 — master brake cylinder.

Parking brake system components on 4-cylinder models
Parking brake system components on 4-cylinder models: 7 - adjusting nut and lock nut; 13 — drive cable.

Rear disc brake components on 525 and 528 models
Rear disc brake mechanism details on models "525" and "528": 2 - brake disc; 8 - brake shoe retaining pin; 10 — air bleed nipple; 13 — piston; 15, 16 —...

Replacing the front brake pads
Note: Brake pads are replaced when their overall thickness decreases (pad and friction lining) up to 7 mm, and the brake pads of both front wheel brake...

Removal and installation the front wheel brake mechanism
Place the front of the car on stands and remove the wheel. Remove the brake pads ( see above ). Loosen the bolts securing the caliper to the steering knuckle....

Disassembly and assembly of the front wheel brake mechanism
When performing these operations, refer to the figure provided and take into account the following requirements: keep it clean, rinse the holes and parts with...

Removal and installation the brake disc
Cm. " Removal and installation the front wheel hub ". Checking the axial runout of the working surfaces of the brake disc Fix the dial indicator bracket so...

Rear wheel brakes
Replacing the brake pads of the disc brake mechanism ("525" and "528") Note: The pads are replaced when their overall thickness decreases (pads and friction...

Removal and installation the brake master cylinder
Removal Remove the brake fluid from the hydraulic reservoir using a syringe. Remove the air filter. Disconnect the hoses from the master cylinder and secure...

Adjusting the parking brake system
Raise the rear of the vehicle and support it on stands. Adjust the clearance between the brake shoes and the brake drums ( see above ). Remove the protective...

Parking Brake Adjustment Features Since 1978 Model Year
Make sure both drive cables move freely. Remove the rear wheels. Release the parking brake completely. Turn the left wheel brake disc so that the inspection...

Bleeding the brake hydraulic system
Bleeding the brakes is necessary to remove air from the hydraulic drive. Air can get into the hydraulic drive due to depressurization of the system during...

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