Replace front crankshaft radial sealing ring

AR03.20-I-3000B

Replace front crankshaft radial sealing ring

2.2.09

21.1.09

Special tool 904 589 04 15 00 added and
904 589 02 15 00 removed

Steps 6 and 7



Removing

1

Remove vibration damper

AR03.30-I-1600B

2

Tighten down the  puller on the radial shaft sealing ring (1) using three sheet metal screws

 There are three holes provided on the radial shaft sealing ring (1). These are coated with plastic. The position of the holes can be recognized from the three recesses of the felt cover.

Sheet metal screws Ø: about 3.2 mm



*904589003300

3

Detach radial shaft sealing ring (1)



*904589003300



Clean

4

Clean running surface on the crankshaft and contact surface on the oil pump housing for the radial shaft sealing ring (1)



Checking

5

Check running surface on the crankshaft for the
radial shaft sealing ring (1) for score marks or galling

 If wear is present, a new radial shaft sealing ring (1) with race is available for repair. In this case: 

Install race.



Install

6

 Screw assembly tool (4) onto crankshaft and push radial shaft sealing ring (1) over the  assembly tool (4)

 The sealing lip of the radial shaft sealing ring (1) must point in the direction of the oil pump.



*904589041500

7

Press radial shaft sealing ring (1) with
 assembly tool (4) into the oil pump housing

 Align  assembly tool (4) in such a way that the ridge on the oil pump housing lies in the cutout (arrow) of the  assembly tool (4) otherwise the radial shaft sealing ring (1) will not be pressed in enough and does not seal.

 Dry radial shaft sealing ring (1) and press in evenly over its whole circumference.
Press in radial shaft sealing ring (1) down to the stop on the  assembly tool (4).



*904589041500

8

Install vibration damper

AR03.30-I-1600B