300Tdi Discovery
44
AUTOMATIC GEARBOX
20
REPAIR
ELIMINATING LEAKS BETWEEN GEARBOX
HOUSING AND INTERMEDIATE PLATE
1. Remove gearbox and transfer box assembly.
See LT230T Transfer Gearbox
2. Place gearbox on bench. Remove torque
converter using torque converter handles
18G1501, taking care not to damage torque
converter/oil pump housing oil seal.
3. Remove twelve hexagonal bolts (inner ring
pattern).
4. Remove bell housing/intermediate plate
assembly from gearbox case and discard
gasket.
5. Place new gasket onto intermediate plate using
Petroleum Jelly.
6. Before fitting bell housing assembly check that
thrust washer and axial cage are seated on A
clutch housing.
7. Fit bell housing assembly with disc washer to
gearcase. Tighten twelve bolts to
46Nm.
8. Place end-float gauge LST111 onto pump
housing and check that axial play is between
0.2-0.4 mm. Replace existing washer, situated at
rear of intermediate plate, with a suitable washer
to give required end-float.
9. Refit torque converter using torque converter
handles 18G1501. Checking that dimension
from converter fixing boss to converter housing
case is 50mm. This dimension shows converter
is properly seated.
10. Refit gearbox/transfer box assembly.
See
LT230T Transfer Gearbox
