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Audi Workshop Service and Repair Manuals

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Removing and installing piston for rear brake caliper > < Servicing rear brake caliper

A3 Mk1

Brake system
Servicing rear brake caliper
Exploded view
 
N47-0091
  • Bolt, 35 Nm
    • ◆ Self-locking
    • ◆ Always replace after removing
    • ◆ Support at guide pin when slackening off and tightening
  • Bleed screw, 10 Nm
    • ◆ Before screwing in, grease thread with small quantity of assembly paste G 052 150 A2
  • Protective cap
  • Guide pin
    • ◆ Grease before fitting protective cap
  • Protective cap
    • ◆ Attach to brake carrier and guide pin
 
N47-0091
  • Brake carrier with guide pin and protective cap
    • ◆ Replacement carriers are supplied assembled and with sufficient grease at guide pins
    • ◆ Fit repair set in the event of damage at protective caps or guide pins; use pad provided to grease guide pins
  • Protective cap
    • ◆ Position outer sealing lip on piston
  • Piston with automatic adjuster
    • ◆ Removing and installing
    • ◆ Apply thin coat of assembly paste G 052 150 A2 to piston
 
N47-0091
  • Sealing ring
    • ◆ Take care not to damage on inserting piston
    • ◆ Removing and installing
  • Brake caliper housing with lever for handbrake cable
    • ◆ Replace brake caliper housing in the event of leakage at lever for handbrake cable
    • ◆ After servicing, pre-bleed brake caliper housing

Removing and installing piston for rear brake caliper > < Servicing rear brake caliper