SEAT Workshop Service and Repair Manuals > Leon Mk1 > Power unit | 4 cyl. injection motor (push rods), mechanics | Enginecrankshaft group, pistons

Crankshaft retainer -pulley side-: renew

Special tools and workshop equipment required

t	Exterior extractor -U-40100-

t	Pressure part No. 5 from kit -U-40200-

t	Guide hose -T10041-

t	Blocking tool -T10043-

t	Blocking tool -T20075- and axle -T20075/1-

t	Dynamometric spanner -SAT 8010-

Remove

–	Remove the right front wheel arch protector.

–	Remove the Poly-V belt → Chapter.

–	To block the crankshaft, remove the rpm sender and fit blocking tool -T10043- in its place.

–	Turn the crankshaft carefully using the centre bolt, until the blocking tool becomes lodged in one of the flywheel's lowered sections.

–	Press the blocking tool by hand until it rests firmly on the flywheel.

Note!

If the engine is removed, use blocking tool -T20075- together with axle -T20075/1- to block the crankshaft.

–	Loosen the centre bolt and remove the pulley from the crankshaft.

–	Remove the retainer with the exterior extractor -U-40100-, fit the pressure piece No. 5 from kit -U-40200-, to prevent damage to the crankshaft.

Install

l	Crankshaft blocked with blocking tool -T10043- or -T20075-

–	Lightly oil the sealing retainer's lip.

–	Fit the retainer in guide hose -T10041- and fit this ensemble over the crankshaft journal.

–	Press the guide hose-retainer ensemble to the limit. To do this, use the old crankshaft pulley securing bolt.

–	Remove the guide hose -T10041-.

–	Install the crankshaft pulley and tighten the center bolt with a torque of 100 Nm.

–	Remove the -T20075- or blocking tool -T10043-. In the case of the -T10043-, fit the rpm sender back in its place and tighten with a torque of 10 Nm.

Caution

Do not start the engine while special tool -T10043- is fitted in the gearbox housing.

–	Fit the Poly-V belt → Chapter.

SEAT Workshop Service and Repair Manuals