Discovery II
AUTOMATIC GEARBOX - ZF4HP22 - 24
44-40
REPAIRS
Refit
1. Clean intermediate plate and mating face on
gearbox casing.
2. Apply Petroleum Jelly to new gasket and
position on gearbox casing.
3. Apply Petroleum Jelly to thrust washer and
Torrington race.
4. Correctly position Torrington race and thrust
washer to forward clutch hub.
5. Position converter housing and intermediate
plate assembly to gearbox casing.
6. Clean bolts and plain washers and old sealant
from 4 bolt threads.
7. Apply sealant, Part No. STC 50553 to 4 longer
bolt threads and fit bolts in position shown.
8. Fit remaining bolts and tighten progressively in
a diagonal sequence to 46 Nm (34 lbf.ft).
9. Place LRT-44-003/1 into pump housing, tighten
screws to secure LRT-44-003/1 to input shaft.
10. Clamp a suitable steel base to converter
housing flange.
11. Mount DTI gauge and position gauge probe
onto LRT-44-003/1 and zero gauge.
12. Check that the axial end-float is between 0.2 to
0.4 mm (0.008 to 0.016 in). If end-float in not
within limits, replace existing thrust washer,
positioned at rear of intermediate plate, with a
suitable thickness thrust washer to give the
required end-float.
13. Remove DTI gauge and base plate.
14. Fit torque converter oil seal.
- 24, REPAIRS, Torque converter and oil
seal.
M44 1344
M44 1358
LRT-44-003/1
