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Removing and installing brake shoes > < Resetting brake

Octavia Mk1

Repairing rear brake
Repairing rear brake
Special tools and workshop equipment required
t  Hook (commercially available)
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  Plastic wedge 3409
t  Brake fluid → Chapter
t  Solid lubricant paste -G 000 650- (e.g. Wolfrakote Top Paste)
  Note
After working on the rear axle brake:
t  Put hand-brake back.
t  Forcefully actuate the brake pedal once.
   
1 - Spring cap
t  to remove push against pressure spring and turn 90°
2 - Pressure spring
3 - Locating spring
4 - Pressure rod
t  Coat the points of contact with solid lubricant paste -G 000 650- (e.g. Wolfrakote Top Paste)
5 - Wedge
t  when removing and installing the brake drum push up through a hole for wheel screw → Chapter
6 - Wheel-brake cylinder
t  Check tightness → Fig.
t  Repairs not allowed
t  removing:
–  Insert brake pedal load.
–  Unscrew brake hose.
–  Remove wheel-brake cylinder.
t  Installing:
–  Install wheel-brake cylinder.
–  Screw on brake pipe.
–  Take out brake pedal load.
–  Bleeding Brake System → Chapter.
7 - 8 Nm
8 - Tensioning sleeve
9 - Brake carrier
10 - Cap
t  remove to check brake pad thickness → Fig.
11 - Brake shoe
t  Observe the instructions for changing the brake shoe → Chapter
t  removing and installing → Chapter
t  Minimum pad thickness without supporting shoe 2.5 mm
t  Check thickness → Fig., visual inspection through the inspection hole in the brake carrier, if necessary → BookletOctavia
t  Always replace brake pads axle-wise
12 - Tension spring
13 - Bottom retractor spring
t  Coat the contact points with solid lubricant paste -G 000 650-
14 - Top retractor spring
15 - Brake shoe with lever for hand-brake
t  Observe the instructions for changing the brake shoe → Chapter
t  removing and installing → Chapter
t  Setting the hand-brake → Chapter

   
Checking the wheel-brake cylinder for tightness
–  Lift off dust cup.
Use a plastic wedge -3409- for this purpose.
–  If there is any brake fluid in the dust cup, replace wheel-brake cylinder.
Make sure the dust cup is not damaged when lifting it off.
  S46-0079
Checking the brake pad thickness through the inspection hole in the brake carrier.
–  Unclip the cap from the brake carrier -arrow-.
–  Checking the brake pad thickness through the inspection hole in the brake carrier. Minimum pad thickness without supporting shoe (wear dimension) 2,5 mm.
  Note
Pay attention to pads greased with brake fluid or grease.
  S46-0045

Removing and installing brake shoes > < Resetting brake