SEAT Workshop Service and Repair Manuals

Crankshaft oil seal- pulley side: replace t  Removing → Anchor t  Installing → 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 poly V-belt → Chapter. –  Remove toothed belt → Chapter.

–  The crankshaft notched belt wheel must be immobilised using the crankshaft retention tool -T20018B-.

–  Insert the extractor -T20143- and extract the seal -1-. –  Clean contact surface and sealing surface. Installing   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. –  Slide oil seal over adaptor -T20081B/6-

–  Place assembly onto crankshaft journal. –  Use the adaptor -T20081B/1- and push on the assembly until oil seal is flush. To do this, use the old securing bolt for the crankshaft sprocket. –  Remove the adaptor -T20081B/4-.

–  Fit the crankshaft notched belt wheel, locking it using the crankshaft retention tool -T20018B-. –  Tighten the new central bolt to the prescribed torque → Anchor.   Note t  There should be no oil on the contact surface between the notched belt wheel and the crankshaft t  Do not oil bolt for notched belt crankshaft pulley. –  Install toothed belt (adjust valve timing) → Chapter. –  Install poly V-belt → Chapter. Tightening torques

Components:		Nm
Crankshaft toothed belt wheel		120 + 90° → Remark → Remark

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