A4 Quattro Wagon L4-1.8L Turbo (AWM) (2001)
Fig. 3 Installing the outer sealing lip of the protective seal onto the piston
Fig. 4 Installing inner sealing lip of protective seal using 3409 wedge
Note: Hold the piston in front of the caliper housing for this procedure.
Fig. 5 Pressing piston into brake caliper housing using piston resetting tool
Note:
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Install piston into the bore by hand and then install the brake pad -a- on the piston before pressing piston into the brake caliper housing.
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The outer sealing lip of the protective seal will then locate in the piston groove during this step.