300Tdi Discovery
44
AUTOMATIC GEARBOX
16
REPAIR
GOVERNOR HUB
Service repair no - 44.22.04
Remove
1. Remove transfer box.
See TRANSFER
GEARBOX, Repair, LT230T Transfer Gearbox
2. Remove transfer gear selector housing.
3. Loosen nine bolts holding extension housing.
4. Remove extension housing ensuring that seal is
not damaged, discard gasket.
5. Remove extension shaft and retaining bolt with
’O’ ring. If Tdi vehicle remove spacer.
6. Remove governor assembly with parking wheel.
7. Remove two screws holding governor housing.
8. Remove two bolts, remove parking wheel.
Discard governor hub.
9. Remove security clip and counter-weight.
10. Remove ’O’ ring from output shaft and discard.
11. Remove three seal rings from ’F’ clutch housing
shaft.
12. Inspect all parts for damage or wear, replace if
necessary.
Refit
13. Fit counterweight and security clip into new
governor hub.
14. Secure governor housing to governor hub.
Tighten to
10Nm.
15. Fit parking wheel to governor hub. Tighten to
10
Nm.
16. Fit three new seal rings onto F clutch housing
shaft, fit ’O’ ring onto output shaft.
NOTE: To aid fitting of ’O’ ring apply
petroleum jelly.
17. Push governor assembly and parking wheel onto
output shaft until seated.
NOTE: Apply petroleum jelly to ’O’ ring.
Ensure seal rings are snapped together
and seated.
18. Fit new gasket to rear of gearbox. Fit extension
housing, avoid damaging seal.
19. Fit extension shaft,and spacer if Tdi, apply
Loctite 270 to retaining bolt. Using a new ’O’
ring, tighten bolt to
42 Nm.
20. Tighten nine extension housing nine bolts to
23
Nm.
21. Fit transfer gear selector housing, tighten three
bolts to
25 Nm.
22. Refit transfer box.
