Audi Workshop Service and Repair Manuals

Removing and installing poly V-belt for A/C compressor Special tools and workshop equipment required

t  Locking pin -T10060- or -T10060 A-

Removing –  Pull off engine cover panel -arrows-.

–  Detach air cleaner cover -2-, if fitted. –  Remove air duct -1- going to air cleaner housing. –  Remove engine compartment seal from lock carrier and wing panel flanges.

–  Release fasteners -arrows- and remove toothed belt cover (left and right).

–  Unscrew viscous fan (32 mm).

–  Remove poly V-belt cover -arrows-.   Note Watch position of spacer sleeves for poly V-belt cover.

–  On vehicles with auxiliary/additional heater, remove bolts -arrows- securing exhaust pipe for auxiliary/additional heater to noise insulation.

–  Release quick-fasteners -1- and -2- and take off front noise insulation. Leave rear noise insulation in position.

–  Remove nuts -arrows- on stop for torque reaction support.

–  Unscrew bolts -arrows- and remove torque reaction support together with stop for torque reaction support.   Note

Before removing, mark direction of rotation of poly V-belt with chalk or felt-tipped pen. If the belt runs in the opposite direction when it is refitted, this can cause breakage. –  Slacken off bolt -arrow- of tensioning roller for air conditioner compressor and detach poly V-belt for air conditioner compressor.

Installing Installation is carried out in the reverse order; note the following: –  Fit poly V-belt for air conditioner compressor. –  Apply torque wrench -C- with 8 mm hexagon key socket as shown and pretension poly V-belt to 7 Nm by turning in direction of -arrow-. –  At the same time, use torque wrench to tighten bolt -A-. –  Press on cover for tensioning roller. –  Install viscous fan → Chapter. –  Start engine and check that belt runs properly.

–  Fit torque reaction support together with stop for torque reaction support and tighten bolts -arrows-.

–  Allow stop for torque reaction support to rest on rubber buffer for torque reaction support under its own weight and tighten nuts -arrows-. Tightening torques

Component	Nm
Tensioning roller for poly V-belt for A/C compressor to bracket	22
Poly V-belt cover to bracket	10
Torque reaction support to top section of sump	40
Stop for torque reaction support	28