Crankshaft oil seal - belt pulley end, replacing
WARNING: This page is about a different variant/trim than selected.
Fig 1: Identifying Special Tools - Crankshaft Oil Seal - Belt Pulley End, Replacing (For Coil Spring Seals)
For coil spring seals:
Special tools and equipment
- 2080 A Guide sleeve
- 3203 Oil seal extractor
- 3266 Seal installer
- 3415 Counterhold
- V.A.G 1331 Torque wrench (5 to 50 Nm)
- V.A.G 1332 Torque wrench (40 to 200 Nm)
Fig 2: Identifying Special Tools - Crankshaft Oil Seal - Belt Pulley End, Replacing (For PTFE Seals)
For PTFE seals:
- 3203 Oil seal extractor
- 3415 Counterhold
- T10053 Assembly device
- V.A.G 1331 Torque wrench (5 to 50 Nm)
- V.A.G 1332 Torque wrench (40 to 200 Nm)
Removing
- Remove poly V-belt. Refer to Poly V-belt, removing and installing .
- Remove toothed belt. Refer to Engine codes AEG, AVH, AZG, BEV .
- Remove crankshaft toothed belt sprocket by counter-holding sprocket with 3415.
- To guide seal extractor, screw center bolt into crankshaft onto limit stop by hand.
- Unscrew inner part of oil seal extractor 3203 nine turns (approx. 20 mm) out of outer part and lock with knurled screw.
- Lubricate threaded head of oil seal extractor 3203, place it in position and exerting firm pressure screw it as far as possible into oil seal.
- Loosen knurled screw and turn inner part against crankshaft until oil seal is pulled out.
Installing
NOTE:
- A PTFE seal (Teflon) -2- is being introduced instead of the inner coil spring seal -1-. This seal has a wider sealing lip.
- PTFE oil seals are installed free of oil and grease.
- Remove oil remains from crankshaft journal with a clean cloth.
PTFE seals
- Mount guide sleeve T10053/1 onto crankshaft journal.
- Slide oil seal over guide sleeve onto crankshaft journal.
- Press in oil seal onto limit stop using press sleeve T10053 and bolt T10053/2 (M16 x 1.5 x 60).
Coil spring seals
- Lightly oil sealing lip of oil seal
- Mount guide sleeve 2080 A onto crankshaft journal.
- Slide oil seal over guide sleeve
- Press in oil with press piece 3266. To do this use old center bolt for crankshaft toothed belt sprocket
- Press sleeve in onto limit stop.
Continued for all oil seals
- Install crankshaft toothed belt pulley sprocket and lock with counterhold 3415.
- Tighten new center bolt to 90 Nm plus 90 ° (1/4 turn) (turning further can be done in several stages).
NOTE:
Thread and shoulder must be free of oil and grease.
- Install toothed belt and adjust timing. Refer to Engine codes AEG, AVH, AZG, BEV .
- Install poly V-belt. Refer to Poly V-belt, removing and installing .