A8 Quattro Sedan V8-4.2L (BGK) (2006)
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Remove protective cap from brake caliper, e.g. using Trim Removal Wedge 3409.
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Remove seal.
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Use Trim Removal Wedge 3409 - 2 - for this.
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Piston Resetting Tool T10145 - 1 -.
Note:
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When removing make sure that the surface of the cylinder is not damaged.
Installing
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The surface of the piston and seal must only be cleaned with mineral spirits and then dried.
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Thinly coat piston and seal with assembly paste before inserting.
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Insert inner seal in brake caliper groove using Trim Removal Wedge 3409.
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Press in protective cap using special tool - 1 - and - 2 -.
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Item - 1 - assembly tool for protective caps T10146/5.
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Item - 2 - piston resetting tool T10145.
Use protective backings.