Gear change/selector housings - Repair and Maintenance
MANUAL GEARBOX
OVERHAUL
19
Reassemble
1. Lubricate oil pump recess with gearbox oil.
2. Lubricate new ’O’ ring with gearbox oil and fit
to oil pump.
3. Locate oil pump into extension housing
ensuring that word ’TOP’ on pump is towards
top of housing.
4. Align fixing screw holes and tap pump lightly at
edges until it is fully in housing, fit screws and
tighten to 6 Nm (4.5 lbf.ft).
CAUTION: Do not pull pump into housing
by tightening screws.
5. Fit new output shaft support bearing.
6. Lubricate a new output shaft rear oil seal with
gearbox oil and fit seal using tool LRT-37-014.
7. Fit new layshaft support bearing.
8. Fit new oil pick-up ring ensuring that tag is
aligned with centre of drain slot.
9. Examine gate plate and renew if worn or
damaged.
10. Fit gate plate, fit bolts and tighten to 15 Nm (11
lbf.ft).
11. Fit reverse light switch and new sealing
washer. Tighten to 24 Nm (17 lbf.ft).
12. Apply Loctite 290 to threads of reverse inhibitor
shaft, position shaft and fit reverse inhibitor
cam and spring.
13. Tighten reverse inhibitor shaft.
14. Refit oil pick-up pipe, bend uppermost.
Gear change/selector housings - Overhaul
Gear change housing - Type A gearbox
Dismantle
1. Using a suitable piece of tubing, release both
ends of bias spring from ball pins.
2. Slacken locknuts and remove bias spring
adjusting screws.
3. Drift out roll pin, remove bias spring.
