DISASSEMBLY AND REASSEMBLY







Disassembly steps


1.
Inner shaft
<<A>>
>>C<<
2.
Bearing

>>B<<
3.
Dust cover

>>A<<
4.
Dust seal

DISASSEMBLY SERVICE POINT



<<A>> BEARING REMOVAL



1.Bend the outside periphery of dust cover inward with a wooden hammer.

2.After special tool bearing remover (MB990560) has been installed as shown, tighten the nut of the special tool until the portion of the special tool touches the bearing outer race.

3.Press out the inner shaft from the bearing.

REASSEMBLY SERVICE POINTS



>>A<< DUST SEAL INSTALLATION



Press-fit the new dust seal into the housing tube by using the following special tools, until it is flush with the housing tube end face.

  • Installer bar (MB990938)
  • Oil seal installer (MB990955)

>>B<< DUST COVER INSTALLATION



Using a steel pipe, install a new dust cover onto the inner shaft.
Steel pipe
mm
Overall length
50
Outside diameter
70
Wall thickness
4

>>C<< BEARING INSTALLATION



Use special tool bearing remover (MB990560) to press-fit the bearing onto the inner shaft.