Removal Of Bearing And Seal From Drive End Shield; Removal Of Collector Ring End Inner Bearing Race From Rotor - Bosch T1 Alternator Repair And Testing Instructions

9.13 Removal of Bearing and Seal from Drive End Shield

1. Loosen and remove the four (4) screws holding the bearing cover plate. (Figure 19)
2. Remove the spacer ring (Refer to arrow in Figure 19).
3. Remove the bearing from the drive end shield.

9.14 Removal of Collector Ring End Inner Bearing Race from Rotor

1. With a universal bearing puller, remove the inner race of the endshield bearing. (Figure 20)
Notes: Place jaws of the puller yoke behind the inner-bearing race and pull the bearing race only. Do not place
the yoke behind the spacer ring. Pulling both the bearing and the spacer ring at the same time may
damage the rotor. The inner bearing race must be replaced anytime the collector end shield bearing is
replaced.
2. Reposition the puller and remove the spacer ring from the rotor shaft.
All rights rest with Robert Bosch Corp, including patent rights. All rights of use of reproduction and publication rest with R. B. Corp.
UA/ASV
Repair and Testing Instructions for T1
Alternator 0120 689 552
Figure 19 Drive End Bearing Removal
Figure 20 Inner Bearing Race Removal
04.12.98
Page 24
Edition 001
T1ALTFinal.DOC