Parking brake system - mechanical, acts on the rear brakes
Execution of brakes — disk on all wheels
Brake Pad Adjustment - Automatic
Effective total brake pad area - 306 cm2
Two-cavity brake master cylinder - cavity diameters:
- pusher side contour (front wheel brake) - 23.81 mm
- floating circuit (rear wheel brake) - 19.05 mm
Piston diameter in calipers:
- front - 60.0 mm
- rear - 38.0 mm
Brake devices:
- manufacturer - ATE
- designation - T 51/1802
Brake calipers
Product designation:
- front - ATE SS 2/60 or BX FE - 60
- rear - ATE 38M or BXF - 38
Cylinder diameter, new:
- front - 59.99 - 60.04 mm
- rear - 37.99 - 38.03 mm
Brake pad opening width:
- front - 90.00 - 90.15 mm
- rear - 60.02 - 62.03 mm
Brake pad width, maximum:
- front - 87.75 mm
- rear - 61.75 mm
Brake pads for service brakes
Overall pad thickness:
- front - 15.0 mm
- rear - 15.0 mm
Shoe base thickness:
- front - 5.0 mm
- rear - 5.0 mm
Permissible wear of linings up to thickness:
- front - 2.0 mm
- back - 2.0 mm
Parking brake pads
Brake Disc Thickness:
- front - 22.0 mm
- rear - 10.0 mm
Permissible thickness after repair:
- front - 21.0 mm
- rear - 9.4 mm
On each side of the brake disc, metal removal is permissible when processing the front disc - 0.5 mm, rear 0.3 mm
Maximum allowable disc thickness:
- front - 20.70 mm
- rear - 9.02 mm
Thickness tolerance of braking surfaces max. 0.01mm
Brake disc diameter:
- front -..278±0.2 mm
- rear - 279±0.2 mm
Bore diameter:
- front - 80.07 - 80.00 mm
- rear - 67.00 - 67.05 mm
The inner diameter of the parking brake - 160 + 0.2 mm
Tolerances for installation of disc brakes:
- permissible face runout of the front brake disc mounted on the hub - max 0.12 mm
- permissible end play of the rear brake disc mounted on the hub - max. 0.15 mm
- permissible misalignment of the caliper relative to the brake disc - max. 0.12 mm
Permissible deviation from the average position of the caliper relative to the brake disc - max. 0.12mm
Self-reinforcing parking brake in either direction of rotation
Brake pad diameter - 160 - 0.2 mm
Brake pad width - 25.0 mm
The inner diameter of the brake disc - 160 + 0.2 mm
Parking brake adjustment:
- overall gear ratio of the mechanism - 1: 35.6
- number of teeth on the ratchet sector - 12
- number of teeth when moving the parking brake pedal to create a force of 40 kg - 3 - 4
- number of teeth on the sector before the start of the parking brake - 1 - 2
Designation of brake pads
Front brake - Part number - 001 586 7542 Textar T 262
- without brake lining wear indicator - 001 586 1842; Textar T 269; 001 586 3242; Jurid 226
- with brake lining wear indicator - 001 586 3342; Textar T 269; 001 586 3642; Jurid 226
Rear brake - part number 000 586 7642; Jurid 223
Parking brake - part number 108 420 0120; Energit 338
Brake booster
- Piston diameter - 228.6 mm (9")
- Travel - 35.0 mm
- Gain — ~4.5
- The characteristic of the amplifier at discharge is 0.75 - 0.80 bar.
Effort on the brake pedal
pressure in the hydraulic system:
- 5 kgf - 15 - 20 bar
- 10 kgf - 44 - 47 bar
- 15 kgf - 70 - 73 bar
- 20 kgf - 95 - 98 bar
- 25 kgf - 118-121 bar
- 30 kgf - 140-145 bar