SEAT Workshop Service and Repair Manuals

Removing and installing vacuum unit for turbocharger Special tools and workshop equipment required

t  Torque wrench -V.A.G 1331- Removal: –  Release vacuum hose on vacuum reservoir -arrow- and pull it off.

–  Lift off engine cover panel at points -1- and pull it forwards in direction of -arrow-.

–  Unbolt heat shield over turbocharger -arrows-.

–  Pull hose -1- from pressure pipe and unscrew securing bolts -2- for pressure pipe. –  Remove pressure pipe.

–  Pull hose -arrow- from vacuum unit. –  Remove sealing paint from securing nut -2-.

–  Pull off retaining clip -1- and loosen securing nut -2- on vacuum unit linkage. –  Unscrew knurled nut from vacuum unit stud.

–  Unscrew securing bolts -arrows- for vacuum unit and remove vacuum unit from turbocharger. Installation Installation is carried out in the reverse sequence; note the following: t  Linkage must be adjusted after installing vacuum unit → Chapter. t  Tightening torque of the pressure capsule on the exhaust turbocharger: 10 Nm t  Renew seals, gaskets and self-locking nuts. t  Hose connections and hoses for charge air system must be free from oil and grease before fitting. t  Secure all hose connections with hose clips which conform to production standard.