Remove the gearbox cover
1. Remove the subassembly of the rpm indicator
shaft sleeve.
2. Remove the eight bolts of the gearbox cover,
together with the engine rear support bracket.
3. Slightly hit the ribbed section of the gearbox
cover. Then, take it out towards the operator.
- REMOVE THE GEARBOX COVER AND THE MAIN SHAFT
ONLY AFTER CHECKING FROM THE REAR PART IF
THERE IS AN OIL LEAKAGE, DEFORMATION, ETC., IN
THE DUST GUARD.
Removing the gearbox
1. Take out the oil seal from the secondary shaft.
2. Take out the oil drainage plug (magnetised) A.
Remove the residues that are collected on the
magnet.
3. Remove the bearing lock.
4. Detach the spring washer B of the primary shaft
radial ball bearing (from the rear part).
- REMOVE THE GEARBOX, AFTER CHECKING IF THERE
IS CLEARANCE BETWEEN THE INPUT SHAFT AND THE
PRIMARY SHAFT.
5. Remove the ten bolts of the gearbox (including
the two nuts which shall be removed from the low-
er side of the clutch box).
6. Slightly hit section C of the gearbox cover. Then,
take it out towards the operator.
Removing the gear control fork
1. Release the traction spring A.
2. Remove the compression spring and the ball,
taking out the hexagonal bolt with gasket B.
3. Remove the grooved pin of the traction spring
and then remove the gear control fork shaft.
4. Take out the reverse transmission gear C, the
thrust washer and reverse gear D.
PORTER 1.3 16V Gear-box
GE - 559