Dismantling.

Dismantling.

Drain the gearbox oil (there are two plugs).

Mount the gearbox upright, avoiding any load on the input shaft.

Remove : Fig. I

• - the bolts (→)
• - the cover and its gasket.

5 speed gearbox :

NOTE - One of two different types of synchroniser may be fitted.

First arrangement : Ball type synchroniser, Fig. II.

Second arrangement: Roller type synchroniser, Fig. III.

Remove the 5th gear assembly : Fig. II and Fig. III.

• Unlock nuts (2) and (3).
• Lock the shafts to unscrew bolt (4) and engage 5th gear by pushing in its shift fork (1).
• Loosen nuts (2) and (3).
• Use peg spanner 8.0316 C to loosen the slotted nuts.

Second arrangement, Fig. IV.

Roller type synchroniser.

Keep the component parts of the fifth speed synchroniser assembly together by fitting clamp [K] 8.0316 F.

Place the hooks under the synchroniser ring and screw in the four bolts until they make contact with the various parts.

Remove : Fig. II, III and IV

• - nuts (2) and (3),
• - the synchroniser hub sliding gear assembly together with the shift fork.
• - gear (5) and its spacer,
• - gear (6).

Remove : Figs. V and VI.

• - bearing retaining plate (7),
• - plate (8) and the locking balls and springs,
• - the reverse lamp switch.

4 speed gearbox : Fig. VI.

• - Remove the bearing circlips (9),
• - Remove plate (10) that retains the reverse gear shaft.

5 speed gearbox :

Remove the bearings with their circlips.

REMOVE : Fig. V.

• - the housing bolts (→)
• - the housing and its gasket.