300Tdi Discovery
REAR AXLE AND FINAL DRIVE
5
OVERHAUL
43. Nominal setting dimension is represented by
setting gauge block LRT-54-503. Referenced
from pinion end face to bottom radius of
differential bearing bore.
Drive pinion adjustment
44. Ensure pinion end face is free of burrs around
etched markings.
45. Remove keep disc from magnetized base of dial
gauge tool.
46. Place dial gauge and setting block on surface
plate. Zero dial gauge trace pin on setting block.
NOTE: Setting block has three height
settings heights.
Use 39.50mm setting mark for this differential.
Pinion height shims
PART No.
INCH
MM
FTC3853
.061
1.548
FTC3854
.060
1.523
FTC3855
.059
1.498
FTC3856
.058
1.473
FTC3857
.057
1.448
FTC3858
.056
1.423
FTC3859
.055
1.398
FTC3860
.054
1.373
FTC3861
.053
1.348
FTC3862
.052
1.323
FTC3863
.051
1.298
FTC3864
.050
1.273
FTC3865
.049
1.248
FTC3866
.048
1.223
FTC3867
.047
1.198
FTC3868
.046
1.173
47. Position dial gauge centrally on pinion end face,
register on lowest point on one differential
bearing bore. Note dial gauge measurement
from zeroed setting.
