Allroad Quattro V8-4.2L (BAS) (2004)
Note: When removing, make sure that surface of cylinder is not damaged.
Installing
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Apply thin coat of brake cylinder paste G 052 150 A2 to piston and protective seal before installing.
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Use only appropriate solvent to clean surfaces of piston and protective seal, then dry.
Fig. 3 Pulling dust seal on with outer sealing lip on piston
Fig. 4 Inserting inner sealing lip of dust seal using 3409 wedge
Note: Hold piston in front of caliper housing for this procedure.
Fig. 5 Pressing piston into brake caliper housing using piston resetting tool
Note:
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Insert piston in hole by hand and insert brake pad -a- in piston before inserting in brake caliper housing.
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Outer sealing lip of dust seal will then engage in piston groove.