911 Carrera S Cabriolet (997) F6-3.8L (2007)
Tool and sealing ring
1 - Assembly sleeve of special tool assembly aid 9774
2 - Insertion part of special tool assembly aid 9774
3 - PTFE sealing ring with support ring for crankshaft flange on belt side
Warning
Caustic fluid
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Danger of chemical burns
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Avoid contact with caustic fluid.
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Wear personal protective gear.
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Ensure that there is good ventilation.
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If you do come into contact, wash off immediately with plenty of warm water and contact a doctor if necessary.
1. Smaller burred spots or damaged areas on the tools can be eliminated with a nail file, then remove with an oilstone, fine abrasive or polishing
cloth.
1.1.
Remove residual dirt on the tools using solvent naphtha or acetone.
Caution
Damage to the sealing lip.
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Leaks
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The crankshaft flange and tools must be perfectly clean and free of grease.
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The sealing ring must be fitted dry, i.e. no oil, grease or other lubricants can be used.
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The crankcase bore must not be oiled.
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The sealing ring can only be positioned on the assembly tool using the supporting sleeve.
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The new crankshaft sealing ring (PTFE) is supplied on a supporting sleeve as a spare part.
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Do not remove the sealing ring from the supporting sleeve.
2. Position sealing ring -2- dry on the insertion part -1-. When doing so, only press on the support ring -3-.
2.1.
Do not use lubricants.
Sealing ring on insertion part
3. Fit sealing ring -1- with insertion part -3- on crankshaft flange.
3.1.
Screw tool onto crankshaft flange by hand with the two cheese head bolts -2-.