Oil Seal For Exhaust Camshaft, Replacing

Oil seal for exhaust camshaft, replacing
Gasket behind camshaft gear





Special tools, testers and auxiliary items required
^ Seal remover 2085
^ Counter-holder tool 3036
^ Assembly tool T10071
^ Torque wrench V.A.G 1331
^ Torque wrench V.A.G 1332

Removing
- Bring lock carrier into service position. [1][2]Procedures
- Remove upper toothed belt guard.





- Bring camshaft gear to marking for TDC cylinder 1 by turning crankshaft. 1. Marking on camshaft gear must be flush with marking on cylinder head cover.
- Loosen tensioner and remove toothed belt from camshaft sprocket.
- Turn crankshaft back slightly.
- Remove camshaft sprocket. To loosen bolt, counterhold camshaft gear using retainer 3036.





- Insert camshaft gear retaining bolt - arrow - into camshaft by hand to stop to guide seal puller.
- Remove inner portion of seal puller 2085 two rotations (approx. 3 mm) from outer portion and secure with knurled-head screw.





- Grease threaded head of 2085 seal puller, position and with forced pressure screw into oil seal as far as possible.
- Loosen knurled bolt and turn inner part against camshaft until seal is removed.

Installing

Note: Use of PTFE sealing rings (Distinguishing features: no garter spring, wider sealing lip). The sealing lip of this sealing ring may not be oiled or greased.

- Before installing, remove oil remains from camshaft journal with a clean cloth.





- Place guide sleeve T10071/1 on camshaft pin.
- Slide oil seal over guide sleeve onto camshaft pin.
- Remove guide sleeve.





- Press in gasket up to stop using thrust sleeve T10071/3. To do so, use bolt T10071/4.

The rest of the assembly is basically a reverse of the disassembling sequence.