Pinion Seal, Angle Gear, Replacement

Pinion seal, angle gear, replacement
Special tools: 999 5652, 999 7058, 999 5893, 999 7159, 999 7167

Note: As the illustrations in this service information are used for different model years and/or models, some variation may occur. However, the essential information is always correct.

Preparatory work
Removing bevel gear
Remove the bevel gear according to: Bevel gear, replacing

Removing the nut to the angle gear driver
Mark the position of the flange and nut in relation to the pinion shafts end. Remove the nut. Use 999 5652 together with 999 7058. Removing the flange Remove the flange. Use: 999 5893.

Note: Check the seal face on the flange. Replace the flange if it is damaged.

Removal
Removing the pinion seal





Note: When drilling in the seal, the drill bit should be greased and the bevel gear should lie horizontal so that drill shavings do not fall down into it.

Note: Use a drill stop. Max. drill depth 5.0 mm. Drill three holes in the seal as illustrated using a 3.5 mm drill bit.

Remove the seal.
Use 999 7159 with 3 screws. Tighten the three screws as illustrated in the seal drill holes.

Note: Check that no seal residue is left.





Drain the oil in the bevel gear through the hole for the pinion seal in order to flush away any contaminates.

Installation





Note: For tightening torques, See: Specifications.

Installing the pinion seal
Lubricate the seal ring lip with wheel bearing grease. Install the seal on 999 7167.
Tap the seal in place.

Finishing
Installing the flange on the pinion
Install the flange as marked, see Removing the nut to the angle gear driver.

Installing the flange nut





Install a new lubricated nut. Tighten the 1 M10 nut. Use 999 5652 together with 999 7058.

Installing the angle gear
Fit the bevel gear according to: Bevel gear, replacing -

Checking the oil level in the bevel gear

Note: The bevel gear is supplied filled with oil, however, always check the oil level.

Check the oil level. See: Bevel gear oil level, check -