Discovery 2. Manual — part 161

REAR AXLE

REPAIRS

51-7

Seal - differential pinion

$% 51.20.01

Remove

1. Raise rear of vehicle.

WARNING: Do not work on or under a
vehicle supported only by a jack. Always
support the vehicle on safety stands.

2. Reference mark rear propeller shaft for

reassembly.

3. Remove 3 nuts and bolts securing flexible

coupling to pinion flange. Tie propeller shaft
aside.

4. Using tool LRT-51-008, extract the centralising

peg from the pinion flange. Remove the
centralising peg from the tool.

5. Using tool LRT-51-003 to restrain pinion

flange, remove bolt and washer securing pinion
flange. Remove pinion flange.

6. Position container to catch oil spillage

7. Using a suitable lever, remove pinion oil seal.

Take care to avoid damage to oil seal
recess.

M51 0043A

2

3

M51 0056

LRT-51-008

M51 0047A

LRT-51-003

REAR AXLE

51-8

REPAIRS

Refit

1. Clean pinion oil seal recess and pinion flange.
2. Lubricate oil seal lip with clean differential oil.

+

CAPACITIES, FLUIDS,

LUBRICANTS AND SEALANTS,
Lubrication.

3. Using tool LRT-51-010, fit pinion oil seal.

4. Fit pinion flange and securing bolt and washer.

Using tool LRT-51-003 to restrain pinion
flange, tighten pinion flange securing bolt to
100 Nm (74 lbf.ft).

5. Using a tubular drift, fit centralising peg to

pinion flange. Ensure that large diameter part of
centralising peg is below pinion flange
mounting surface.

6. Position propeller shaft and align reference

marks.

7. Fit nuts and bolts securing flexible coupling to

pinion flange and tighten to 76 Nm (55 lbf.ft).

8. Remove stand(s) and lower vehicle.
9. Check differential oil level.

+

MAINTENANCE, PROCEDURES,

Front and rear axle.

M51 0047A

LRT-51-003

REAR AXLE

OVERHAUL

51-9

OVERHAUL

Differential assembly

$% 51.15.07

Disassembly

1. Remove differential assembly.
2. Secure differential assembly in a vice or stand.

3. Remove roll pins securing adjusting nuts, using

LRT 51-018-5 loosen adjusting nuts.

4. Reference mark bearing caps to aid assembly.

5. Remove bolts securing bearing caps and

remove caps.

6. Remove crown wheel assembly and collect

bearing outer races.

7. Mark outer races to bearings to aid assembly.

8. Using LRT-51-003 to restrain pinion flange

remove bolt and collect washer.

REAR AXLE

51-10

OVERHAUL

9. Remove pinion flange

NOTE: Older front differentials have a square
flange and an extra spacer fitted, this spacer
must be removed. Later front differentials have
a round flange but no spacer fitted.

10. Using a lever, remove pinion oil seal.

CAUTION: Take care to avoid damage to oil
seal recess.

11. Carefully tap pinion from bearings and collect

tail bearing.

12. Remove pinion tail bearing shim and record

shim size.

13. Using a bearing puller, remove pinion head

bearing.

14. Remove pinion bearing races.
15. Remove pinion head bearing shim and record

shim size.