Ford TRADER Workshop Manual page 580

N
N-34
ENGINE SPEED SENSING POWER STEERING
9TGONX·087
9TGONX·088
9TGONX-089
Adjusting plug
1. Install the inner race on the worm shaft.
2. Apply ATF to the O-ring.
3. Install the adjusting plug and the outer race by hand.
4. Verify that the worm shaft turns smoothly.
5. Turn the adjusting plug with the SST.
6. Measure the worm shaft preload with the SST and a pull
scale.
7. Turn the adjusting plug to obtain the specified preload.
Worm shaft preload (without sector shaft)
Pull scale reading:
3.9-5.9 N (0.4-0.6 kg, 0.9-1.3 Ib)
8. Tighten the locknut with the SST.
Tightening torque (When using the SST):
167-196 N·m (17-20 m-kg, 123-144 ft-Ib)
9. Verify the worm shaft preload.
Sector shaft, side cover
1. Insert the sector shaft into the side cover.
2. Turn the adjusting bolt counterclockwise with a screwdriver
until it no longer turns. Return one turn.
3. Temporarily tighten the locknut.
Caution
• Not to damage the needle bearing, use tape on the
sector shaft as shown.
4. Center the worm shaft teeth as shown in the figure.
5. Tilt the worm shaft teeth down as shown.
6. Install the sector shaft and the side cover into the gear
housing.
7: Verify that the wonn shaft turns
approx.
5
turns
lock-to-lock.