1987 MAZDA 626 steering

1 0 ENGINE SPEED SENSING POWER STEERING
Housing cover
1. Cut away the staked areas with a drill.
2. Remove the housing cover.
86U10X-126
Pinion shaft
1. Remove the locknut.
2. Set the gear housing assembly on a press and re-
move the pinion shaft assembly as shown in the
figure.
86U10X-127
Rack bushing
1. Cut away the staked areas with a drill.
2. Remove the rack bushing.
86U10X-128
Rack and oil seal at tube side
1. Slide the SST over the rack from the gear hous-
ing side.
Note
If the rack is removed without using the SST,
there is the possibility that the rack housing
may be damaged by the rack teeth.
86U10X-129
10—60

ENGINE SPEED SENSING POWER STEERING 1 0
86U10X-130
86U10X-131
86U10X-132
2. Install the SST to the threaded part of the rack at
the tube side.
3. Remove the oil seal at the tube side which pulling
out the rack.
Spacer and oil seal at housing side
1. Insert the SST from the pinion housing side so that
it contacts the spacer.
2. Set the SST against the SST inserted in step 1.
3. Secure the gear housing in a vise.
4. Drive the spacer and oil seal out of the housing.
Lower bearing
Drive the lower bearing out of the housing with the
SST
86U10X-133
10-61

1 0 ENGINE SPEED SENSING POWER STEERING
Oil seal and needle bearing
1. Insert the SST so that it contacts the needle
bearing.
2. Drive the oil seal and needle bearing out with the
SST bar.
86U10X-134
^aFm / y^s.
INSPECTION
Check the following and replace any faulty parts.
Pinion shaft assembly
1. Pinion shaft teeth wear or damage
2. Control valve damage, clogging, and wear
86U10X-135
Rack bushing
Wear or damage
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Bearing
Wear, damage, and operation
86U10X-137
10—62

ENGINE SPEED SENSING POWER STEERING 1 0
ccr
Oil pipe
Clogging or damage
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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
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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
Gear housing and boots
1. Gear housing cracking or damage
2. Boot cracking or tearing
86U10X-142
ASSEMBLY
Torque Specifications
as
49—59 N m (5.0—6.0 m-kg, 36—43 ft-lb)
88—98 N m ^ (9.0—10.0 m-kg, 65—72 ft-lb)
31—36 N-m (3.2—3.7 m-kg, 23—27 ft-lb) I j 123-143 N-m / (12.5—14.5 m-kg, / 91-105 ft-lb)
69—98 Nm (7.0—10.0 m-kg, 51—72 ft-lb) 44—54 N-m (4.5—5.5 m-kg, 33—40 ft-lb)
34-44 N-m (3.5—4.5 m-kg, 25—33 ft-lb)
86U10X-251
10-64

ENGINE SPEED SENSING POWER STEERING 1 0
Mounting bracket and rubber
1. Install the mounting rubber.
2. Tap the mounting bracket on with a plastic
hammer.
86U10X-143
O-ring and seal ring
1. Apply AFT to the O-ring and seal ring.
2. Install the O-ring in the ring groove of the rack.
3. Install the seal ring in the groove of the rack.
Note
Be careful not to cut or otherwise damage the
edge of the seal ring.
4. Compress the seal ring by hand to fit it to the
groove.
86U10X-144
Needle bearing
1. Apply grease to the end of the SST.
2. Apply ATF to the needle bearing.
3. Set the needle bearing on the SST.
Note
When installing the needle bearing to the SST,
install the embossed side first.
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4. Insert the needle bearing and the SST into the
housing.
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10—65

1 0 ENGINE SPEED SENSING POWER STEERING
5. Set the housing on a press and press in the
bearing.
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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.
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4. Insert the oil seal and the SST into the housing.
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Oii seal
Needle bearing
5. Set the housing on a press and press in the seal.
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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.
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5. Insert the SST from the tube side.
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10-67