A4 Sedan V6-3.2L (BKH) (2007)
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Place guide plate VAS 5161/19 A from valve cotter disassembly and assembly device VAS 5161 on cylinder head.
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Secure guide plate with knurled screws VAS 5161/12.
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Install adapter T40012 with gasket by hand into respective spark plug thread and apply constant pressure.
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Minimum pressure: 6 bar positive pressure.
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Install engaging device VAS 5161/6 with installation fork VAS 5161/5 into guide plate.
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Push installation cartridge VAS 5161/8 into guide plate.
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Hook in pressure fork VAS 5161/2 at engaging device and press down installation cartridge.
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At same time, turn knurled bolt of installation cartridge to the right, until points engage in valve keepers.
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Lightly move knurled bolt back and forth, causing valve keepers to be pressed apart and be captured in the installation cartridge.
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Release pressure fork.
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Remove installation cartridge.
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Unfasten guide plate and turn it aside.
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Pressurized air hose remains connected.
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Remove valve spring with valve spring plate.
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Remove valve stem oil seals using Valve Seal Removal Tool 3364.