A3 Quattro L4-2.0L Turbo (CBFA) (2009)
‹› Clean old bolt locking compound from thread of bolts and threads of belt pulley before screwing on.
‹› Install the bolts with thread locking compound (for example, D 000 600 A2).
‹› Tightening specification 4.5 Nm
3
Drive plate
‹› the overload protection takes over when the torque is excessive (for example, if the A/C compressor runs with resistance) and the belt pulley
runs freely without driving the A/C compressor.
‹› With rubber element for decoupling belt pulley from A/C compressor driveshaft (damps vibrations and noise).
4
Washer
5
Circlip
‹› Replace
‹› Install on proper side, beveled insertion edge - A - faces away from A/C compressor (install flat side facing the A/C compressor)
‹› When installing circlip, note that it cannot be bent open more than is necessary for installation.
6
Belt pulley
‹› Clean A/C compressor flange before sliding on pulley.
7
A/C Compressor
‹› Different versions may be installed, depending on engine version and country version of vehicle.
‹› Clean A/C compressor flange before sliding on pulley.
Replacing belt pulley version "2"
‹› From MY 2008, for "cold climate" vehicles (for example, central and north Europe), compressors with a smaller stroke installed; on these
compressors, the belt pulley is slightly different from the one illustrated here (the rubber elements - B - are, for example, as a vibration damper not
present).