Q7 Quattro V6-3.6L (BHK) (2007)
Compressor Pulley: Service and Repair
Belt Pulley - Version 1
Compressor Pulley
‹› A belt pulley is installed on compressors in a vehicle with 6 cyl. engine (compressor is driven via a shaft in vehicles with 8 cyl. engine).
‹› Different versions of the pulley are installed, depending on compressor construction type and engine version
Belt Pulley - Version 1
‹› Currently, compressor with belt pulley version "1" is installed in vehicles with 6 cyl. diesel engine.
1
Circlip
‹› Remove carefully using a small screwdriver or needle-nose pliers (especially note belt pulley when doing this)
‹› As of 2006, circlips with a rubber disc vulcanized on to them are installed as a running change, this rubber disc replaces the plastic disc which
could be glued on up to then (not present on all compressors)
2
Drive plate
‹› Depending on production time period, drive plates with 3 holes (as shown) or one outer hex head on the front side are installed.
‹› Threaded to drive shaft of compressor
‹› Different versions
‹› With overload safeguard, triggers when torque is too-high (e.g. compressor produces friction) and belt pulley runs freely without driving the