Elements of the brake system
Master brake cylinder | Type | Tandem |
Cylinder diameter, mm | 22,22 | |
Vacuum brake booster | Type | Vacuum |
Effective diameter, mm | 228,6 | |
Ratio | 4,0:1 | |
Front brakes | Type | disc, ventilated |
Brake disc thickness, mm | 19 | |
Brake disc diameter, mm | 241 | |
Thickness of brake pads, mm | 9 | |
Cylinder diameter, mm | 54 | |
Rear drum brakes | Internal diameter of a brake drum, mm | 180 |
Thickness of brake pads, mm | 4,8 | |
Cylinder diameter, mm | 19,05 |
Adjustment data
Height of installation of a pedal of a brake, mm | 163,5 |
Brake pedal travel, mm | 135 |
Stoplight switch gap, mm | 0,5–1,0 |
Free travel of the brake pedal, mm | 3–8 |
Distance from the pressed brake pedal to the floor, mm | 50 |
Clearance between the pusher of the vacuum brake booster and the main brake cylinder, mm | 0 |
Travel of the parking brake lever when tightening it with a force of 196 N | 6–7 clicks |
The minimum allowable thickness of the front brake pads, mm | 2,0 |
The minimum allowable thickness of the brake disc, mm | 17 |
Runout of a brake disk, mm | 0,05 |
The minimum allowable thickness of the rear brake pads, mm | 1,0 |
The maximum allowable bore diameter of the brake drum, mm | 182 |
The maximum allowable piston clearance in the working brake cylinder, mm | 0,15 |
Anti-Lock Braking System
Element | Name | Value |
ECU control unit | Supply voltage, V | 10–16 |
Temperature range,°С | –40…110 | |
ABS warning lamp | Supply voltage, V | 12 |
Consumed current, mA | 80 | |
Wheel speed sensor | Resistance, Ohm | 1275–1495 |
Output frequency, Hz | 15–2000 | |
Air gap, mm 0.2–1.2 | 0,2–1,2 | |
Hydraulic unit HECU | Weight, kg | 2,5 |
Engine | 12 V, 30 A | |
Engine power, W | 180 | |
Productivity, sm3/s | 5,5 |
Tightening torques, Nm
Front wheel speed sensor | 8–9,5 |
Rear wheel speed sensor | 15,5–16,5 |
Bolts of fastening of the block of management ECU and the hydraulic block HECU | 8–10 |
Bolts of fastening of brackets of the control unit ECU and hydraulic unit HECU | 9–10 |
Six brake pipes to the hydraulic unit | 16 |
Nuts of fastening of the main brake amplifier to the vacuum amplifier of brakes 8–12 | 8–12 |
Nuts of fastening of the vacuum amplifier of brakes | 8–12 |
The union of a vacuum hose of the vacuum amplifier of brakes to an inlet collector | 8–12 |
bleed valve | 7–9 |
Connecting nuts for brake pipes | 13–17 |
Caliper guide pin | 35–45 |
Guide bushing bolt | 22–32 |
Bolts of fastening of a support to a rotary fist | 65–75 |
A hollow bolt of fastening of a brake hose to a support | 25–30 |