1987 MAZDA 626 Workshop Manual

9 REAR AXLE
86U09X-027
69G09X-012
76G09X-003
REAR AXLE
ON-VEHICLE MAINTENANCE
Wheel Bearing Play
1.Jack up the vehicle and support it with safety
stands.
2. Check that there is no abnormal noise and that the
tire rotates smoothly when rotated by hand.
3. Remove the wheel.
4. Remove the caliper assembly and suspend it us-
ing a rope.
5. Position a dial indicator against the hub cap, then
push and pull the front wheel hub or brake drum
by hand in the axial direction and measure the end
play of the wheel bearing.
If the end play exceeds specification, replace the
wheel bearing.
End play: 0.2 mm (0.0079 in) max.
6. Install the caliper assembly. (Disc)
Tightening torque: 45—67 N-m
(4.6—6.8 m-kg, 33—49 ft-lb)
7. Install the wheel.
Tightening torque: 88—118 N-m
(9.0—12.0 m-kg, 65—87 ft-lb)
86U09X-029
9—16

REAR AXLE 9
[Drum Brake]
REMOVAL
Remove in the sequence shown in the figure referring to the removal note for the specially marked parts.
86U09X-030
1. Hub cap
2. Lock nut
3. Brake drum
4. Parking brake cable
5. Brake pipe
6. Back plate
7. Trailing link
8. Lateral link
9. Shock absorber
10. Knuckle spindle
11. Brake shoe assembly
Removal Note
Disconnect the brake pipe with the SST.
86U09X-03 I
9—17

9 REAR AXLE
DISASSEMBLY
Disassemble in the sequence shown in the figure referring to the disassembly note for the specially
marked parts.
1. Oil seal
2. Retaining ring
3. Rear wheel
bearing
4. Brake drum
86U09X-032
Disassembly Note
Bearing
Remove the rear wheel bearing with the SST.
86U09X-033
9—18

REAR AXLE 9
86U09X-034
61G09X-036
86U09X-035
INSPECTION
Knuckle Spindle
1. Cracks or damage.
2. Wear or rust on the oil seal contact surface.
Brake Drum
Wear or damage to brake drum.
Note Remove minor rust with sandpaper
ASSEMBLY
1. Install a new rear wheel bearing with the SST.
2. Install the retaining ring.
3. Install a new oil seal with the SST.
Note
Apply grease to the oil seal lip.
86U09X-036
9—19

9 REAR AXLE
INSTALLATION
Install in the reverse order of removal referring to the installation note.
Torque specifications
93—117 N m (9.5—11.9 m-kg, 69—86 ft-lb)
13—22 N-m (1.3—2.2 m-kg, 9—16 ft-lb)
86—117 N-m (8.8—11.9 m-kg, 64—86 ft-lb)
45—59 N-m (4.6-6.0 m-kg, 33—44 ft-lb)
98—177 N-m (10—18m-kg, 73—131 ft-lb)
86U09X-037
installation Note
Brake pipe
1. Connect the brake pipe with the SST.
Tightening torque: 13—22 N-m
(1.3—2.2 m-kg, 9—16 ft-lb)
2. Bleed the air. (Refer to Section 11)
End play
Measure the end play. (Refer to page 9—16)
86U09X-038
9—20

REAR AXLE 9
[Disc Brake]
REMOVAL (2WS)
Remove in the sequence shown in the figure.
1. Hub cap
2. Lock nut
3. Caliper assembly
4. Disc plate
5. Wheel speed sensor (ABS)
6. Dust cover
7. Trailing link
8. Lateral link
9. Shock absorber
10. Knuckle spindle
86U09X-039
9-21

REAR AXLE
REMOVAL (4WS)
Remove in the sequence shown in the figure referring to the removal note for the specially marked parts.
86U09X-040
1. Hub cap 7. Control link
2. Lock nut 8. Wheel speed sensor (ABS)
3. Parking brake cable 9. Stabilizer bracket
4. Caliper assembly 10. Tie-rod end
5. Disc plate 11. Shock absorber
6. Dust cover 12. Knuckle spindle
Removal Note
Tie-rod end
Remove the tie-rod end from the knuckle spindle with
the SST.
86U09X-041
9-22

REAR AXLE 9
DISASSEMBLY
Disassemble in the sequence shown in the figure referring to the disassembly note for the specially
marked parts.
1. Oil seal
2. Sensor rotor (ABS)
3. Retaining ring
4. Rear wheel bearing
5. Disc plate
86U09X-042
S 49 0839 425C
49 F027 007
86U09X-087
Disassembly Note
Note
a) Do not remove the hub bolts unless
necessary.
b)Do not reuse the hub bolts if removed.
Sensor rotor (ABS)
Remove the sensor rotor with the SST.
Note
a) Do not remove the sensor rotor unless
necessary.
b)Do not reuse the sensor rotor if removed.
Rear wheel bearing
Remove the rear wheel bearing with the SST.
Note
Do not reuse the rear wheel bearing if
removed.
86U09X-085
9-23