audi Workshop Repair Guides

Audi Workshop Service and Repair Manuals

Piston and Connecting Rod, Disassembling and Assembling|Page 5371 > < Piston and Connecting Rod, Disassembling and Assembling
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Removing and installing using a drift VW 222 A

6. Circlip

7. Piston

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Installed position and allocation, piston/cylinder

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Arrow on piston face points toward belt pulley side

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Checking

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Install with piston ring compressor

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Cylinder bore, checking

8. Piston rings

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Offset gaps by 120°

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Use piston ring pliers for removal and installation

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"TOP" marking or inscribed side must point to piston head

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Checking ring gap

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Check piston ring groove clearance

Checking piston ring gap

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Push ring squarely from above down to approximately 15 mm from bottom end of cylinder. To do this use a piston without rings.

Checking ring to groove clearance

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Clean ring groove of piston before checking.

Piston and Connecting Rod, Disassembling and Assembling|Page 5371 > < Piston and Connecting Rod, Disassembling and Assembling