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Resetting brake > < Replacing the brake shoes of the rear brake - Mounting instructions

Octavia Mk1

Removing and installing rear wheel brake
Removing and installing rear wheel brake
Special tools and workshop equipment required
t  Measuring tool for brake drum -MP 5-407-
t  Dial gauge (measuring range 0 -10 mm)
t  Brake filling and bleeding device, e.g. -VAS 5234-
t  Brake pedal load, e.g. -V.A.G 1238/B-, or -V.A.G 1869/2-
t  Brake fluid → Chapter
t  Solid lubricant paste -G 000 650- (e.g. Wolfrakote Top Paste)
  Note
t  After replacing the wheel-brake cylinder, brake carrier and brake shoe, forcefully apply the brake pedal once to ensure the brake shoes go into their normal operating position.
t  Use a bleeding bottle, that only comes into contact with the brake fluid, to drain brake fluid from the brake fluid reservoir. Brake fluid is toxic and must never be sucked into your mouth through a hose.
t  Use the brake pedal load, e.g. -V.A.G 1238/B-, before removing a brake cylinder, a brake carrier or before separating a brake pipe from the wheel-brake cylinder.
t  Already used brake fluid must never be used again.
t  Tightening torque of the wheel screws: 120 Nm.
   
1 - 4 Nm
2 - Brake drum
t  Technical data, diameter, wear limit → Chapter
t  clean carefully, and check for wear, damage, dimensional accuracy and perfect brake surface
t  Check noncircularity by means of a special tool -MP 5-407- and the dial gauge (measuring range 0 - 10 mm).
–  Permissible noncircularity 0.03 mm. If the measured value is greater than 0.03 mm, the brake drum must be replaced → BookletOctavia.
3 - Cap
t  pressing off → Axles, steering; Rep. gr.42
t  driving in → Axles, steering; Rep. gr.42
4 - Self-locking twelve-point nut 70 Nm +40°
t  replace after each removal
5 - Wheel hub with wheel bearing and pulse rotor
t  only on vehicles with ABS
t  replace after each removal
t  must be replaced completely
t  pressing out and pressing in → Axles, steering; Rep. gr.42
6 - Wheel hub with wheel bearing without pulse rotor
t  only on vehicles without ABS
t  must be replaced completely
t  pressing out and pressing in → Axles, steering; Rep. gr.42
7 - Self-locking screw, 50 Nm + 60°
t  replace after each removal
8 - Brake carrier with brake shoe
q   always replace the brake shoes axle-wise
t  removing:
–  Resetting brake → Chapter.
–  Remove the brake drum.
–  Insert brake pedal load.
–  Unscrew brake pipe.
–  Remove brake carrier.
t  Installing:
–  Install brake carrier.
–  Screw on brake hose.
–  Take out brake pedal load.
–  Install the brake drum.
–  Bleeding Brake System → Chapter
t  repairing → Chapter.
9 - Axle body
10 - Axle stud
11 - 8 Nm
12 - ABS wheel speed sensor
t  only on vehicles with ABS
t  clean the inner surface of the hole before inserting the wheel speed sensor and coat with a solid lubricant paste -G 000 650- (e.g. Wolfrakote Top Paste)

   

Resetting brake > < Replacing the brake shoes of the rear brake - Mounting instructions