SEAT Workshop Service and Repair Manuals

Crankshaft oil seal- pulley side: replace t  Removing → Anchor t  Fitting → Anchor t  Tightening torques → Anchor Consult the equivalence table for tools and equipment according to applicability among Seat / VW / Audi / Skoda → Chapter.

Special tools and workshop equipment required

t	Torque wrench kit -SAT 8010-, see equivalent → Anchor

t	Hose clamp -T20018B-, see equivalent → Anchor

t	Guide sleeve -T20081B-, see equivalent → Anchor

t	Extractor kit -T20143-, see equivalent → Anchor

Removing –  Remove toothed belt → Chapter.

–  Remove the notched belt-crankshaft sprocket. To do this, immobilise the notched belt sprocket using the retention tool -T20018B-. –  Extract the bolt securing the sprocket to the crankshaft and remove the sprocket for the notched belt.

–  Place the seal extractor -T20143- between the crankshaft and the sealing ring, as shown in the figure. Now search for a pressure point on the other side, lift until the seal is released and, take care the the shaft is not damaged in the process. Fitting   Note t  Do not lubricate sealing lip and outer rim of oil seal before pressing in. t  Use clean cloth to wipe off oil residue at crankshaft journal.

–  Connect the seal to the guide sleeve of the adaptor -T20081/6- and fit the ensemble to the crankshaft pivot. –  Remove the adaptor -T20081/4-.

–  Fit the crankshaft sprocket, immobilising it with the counterhold -T20018B-. –  Tighten the new central bolt to the prescribed torque → Anchor.   Note t  There must be no oil on the contact surface between the sprocket and the crankshaft t  Do not lubricate the bolt for the crankshaft sprocket. –  Install toothed belt (adjust valve timing) → Chapter. –  Install poly V-belt → Chapter. Tightening torques

Component		Nm
Crankshaft sprocket		120 + 90° → Remark → Remark

1)  Renew bolt 2)  90° is the equivalent of (1/4 turn)