1987 MAZDA 626 oil

ENGINE SPEED SENSING POWER STEERING 1 0
ccr
Oil pipe
Clogging or damage
86U10X-138
Tie-rod and tie-rod end
1. Tie-rod damage
2. Tie-rod ball joint damage and operation
3. Tie-rod end damage and operation
86U10X-139
Pressure pad and spring
1. Pressure pad damage
2. Spring damage
86U10X-140
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Rack
1. Rack cracking, damage, or wear of teeth
2. Seal ring holder wear or damage
3. Rack piston side corrosion
86U10X-141
10—63

1 0 ENGINE SPEED SENSING POWER STEERING
5. Set the housing on a press and press in the
bearing.
86U10X-147
Oil seal
1. Apply grease to the end of the SST.
2. Apply ATF to the oil seal.
3. Set the oil seal on the SST.
86U10X-148
4. Insert the oil seal and the SST into the housing.
86U10X-149
Oii seal
Needle bearing
5. Set the housing on a press and press in the seal.
86U10X-150
10-66

ENGINE SPEED SENSING POWER STEERING 1 0
Spacer and pinion housing side oil seal
1. Apply grease to flat surface of the spacer.
86U10X-151
2. Connect the oil seal to the grease coated surface
of the spacer.
3. Apply ATF to the inside and outside of the spacer
and oil seal.
86U10X-152
4. Set the spacer and oil seal on the SST.
86U10X-153
5. Insert the SST from the tube side.
86U10X-154
10-67

1 0 ENGINE SPEED SENSING POWER STEERING
6. Install and tighten the SST nut against the tube.
7. Turn the SST shaft in as far as it will go to push
in the seal and spacer.
8. Remove the SST.
86U10X-155
Rack
1. Apply grease (lithium base, NLGI No.2) to the fric-
tion surface and teeth of the rack.
2. Slide the SST over tne rack and slide it in from the
tube side.
3. Remove the SST.
86U10X-156
Oil seal (Rack)
1. Apply ATF to the oil seal and slide it onto the rack.
76g10x-037
Set the SST on the rack.
Turn the SST as far as it will go, and push the oil
seal into the tube.
Remove the SST.
86U10X-158
10-68

ENGINE SPEED SENSING POWER STEERING 1 0
Rack bushing
1. Install the rack bushing assembly in the rack
housing.
Tightening torque:
88—98 N m (9—10 m-kg, 65—72 ft-lb)
Note
The oil seal is pushed to the correct position
in the rack housing by the tightening of the
rack bushing.
86U10X-159
2. Stake the rack housing at two points approx 1.5
mm (0.06 in) from the end with a hammer and
center punch.
86U10X-160
Hermetic inspection
1. Connect the SST to the cylinder housing.
2. Connect a vacuum pump to the SST.
3. Apply 400 mmHg (15.7 inHg) vacuum.
4. Verify that vacuum is held for at least 30 sec. If
not, check the seal and assembly.
86U10X-161
Lower bearing
1. Secure the gear housing in a vise so that the low-
er bearing bore faces upward.
2. Apply ATF to the lower bearing, then install it in
the housing.
3. Press the bearing into the gear housing with the
housing cover. Tighten the cover until the tighten-
ing force suddenly increases.
86U10X-162
10—69

1 0 ENGINE SPEED SENSING POWER STEERING
Pinion shaft assembly
1. Apply grease (lithium base, NLGI No. 2) to the teeth
of the pinion shaft.
2. Apply ATF to the seal ring and the friction surface
of the control valve.
3. Install the pinion shaft in the housing.
Note
a) Be careful not to damage the oil seal by the
teeth of the pinion.
b) Be careful not to damage the edge of the
seal ring and control valve.
76G10X-038
76G10X-039
86U10X-165
Upper bearing
Apply ATF to the upper bearing, and then install it.
Oil seal
1. Apply ATF to the oil seal, and fill inside the lip with
grease (lithium base, NLGI No. 2).
2. Slide the SST over the serrations of the pinion shaft
assembly.
3. Slide the oil seal over the SST and position it in
the housing.
4. Tap the oil seal in with the SST until the snap ring
installation groove in the housing is just visible.
Note
Apply uniform force to the oil seal when in-
stalling.
86U10X-166

ENGINE SPEED SENSING POWER STEERING 1 0
3. Tap in a new roll pin.
86U10X-175
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Boot
1. Apply grease to the inner surface of the small end
of the boot.
2. Install the boot. Wrap a new wire around the large
end of the boot two times and then twist it 4 to 4.5
times. Bend the twisted part toward the mounting
bracket.
Note
Be careful not to break the boot wire.
3. Install the spring clip on the small end of the boot.
86U10X-176
Tie-rod end
Align with the mark made before disassembly, and
then tighten the nut.
86U10X-177
Oil pipe
Secure the mounting bracket in a vise so that the oil
pipe connections face upward.
86U10X-178
10-73

1 0 ENGINE SPEED SENSING POWER STEERING
Oil pressure switch
1. Install the pressure switch O-ring in the gear
housing.
2. Install the oil pressure switch.
Tightening torque:
31—36 N-m (3.2—3.7 m-kg, 23—27 ft-lb)
10—74