Mazda 323 1988 Workshop Manual page 557

7c
ASSEMBLY
Bearing Inner Race (Differential gear)
1. Install the bearing inner race to the differential gear.
2. Install the bearing inner race to the differential gear.
Idle Gear
1. Install the retaining ring to the bearing.
2. Install the side cover (B) and bearing to the idle
gear using a press.
3.
Use a new lock nut, tighten it and crimp it
Tightening torque: 127-206 N.m
(13-21 m-kg, 94-152 ft-lb)