Q7 Quattro V8-4.2L (BAR) (2008)
Harmonic Balancer - Crankshaft Pulley: Service and Repair
Vibration Damper
Removing
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Pull front engine cover off - arrows -.
‹› To loosen and tighten vibration damper, counterhold on central nut of generator belt pulley using open end wrench.
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Loosen the 8 mounting bolts - arrow - on vibration damper a few turns.
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Remove ribbed belt. Refer to => [ Ribbed Belt ] See: Drive Belts, Mounts, Brackets and Accessories/Drive Belt/Service and Repair.
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Remove bolts - arrows - and remove vibration damper.
Installing
‹› Tightening specifications, refer to => [ Vibration Damper Tightening Sequence ] See: Drive Belts, Mounts, Brackets and Accessories/Engine
Mount/Engine Torque Strut/Service and Repair.
Installation is in reverse order of removal, note the following:
‹› Replace bolts which have been tightened to torque.
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Only install the vibration damper with its original bolts.
‹› The vibration damper can only be installed in one position - note the alignment bushing.