SAAB WIS ONLINE

Gearcase

Gearcase

Replacement of output shaft bearing race

To remove


1. Mount the gearcase in a press.


2. Press out the bearing race with 87 91 311 Sleeve, driver shaft bearing .


To fit



1. Turn the gearcase and fit the bearing race with a plastic hammer. Press in the new bearing race until it stops using 83 90 312 Drift, bearing race, input shaft . Use also 87 91 188 Support, removal of pinion shaft .


Replacement of input shaft bearing race


To remove


1. Remove the 4 bolts from the seal retainer. Keep the seal retainer, bolts and shims.

2. Press out the bearing race with 87 90 800 Drift, differential bearing seal and 87 92 236 Support, for fitting F35 speed gear .



To fit



1. Turn the gearcase and fit the bearing race in position using a plastic hammer.

2. Then press down the bearing race using 87 92 202 Sleeve and 87 91 188 Support, removal of pinion shaft until the tool bottoms against the gearcase.

3. Fit the bearing retainer with a nominal shims combination of 1.5 mm. Tighten down the bearing race alternately with the bearing retainer.

Tightening torque 38 Nm (28 lbf ft)


Bushings for selector shafts in gearcase


To remove

Important

Bushes should be tapped out before the gearcase is washed as the detergent can destroy the surface of the bushes.



1. Tap carefully using 87 91 238 Drift, selector rod bush and remove the three bushes from the gearcase and the bush for the selector shaft from the clutch housing.


To fit


Important

The reverse selector shaft has no bush in the gearcase.



1. Carefully tap in the bushes using 87 91 238 Drift, selector rod bush .


Sintered plug, bleeding


To remove


1. Tap out the sintered plug from the gearcase using a drift from the outside.


To fit



1. Carefully tap in a new sintered plug from the mating surface (the sintered plug is tapered).

Important

Use a hollow drift or piece of tube so that the surface of the sintered plug is not compressed (blocked). If the surface of the sintered plug is blocked, its air-porous properties are destroyed and the oil in the gearbox may be forced out.