1999 LAND ROVER DEFENDER service

REAR AXLE AND FINAL DRIVE
13
OVERHAUL REAR STUB AXLE - 110/130
Service repair no - 64.15.22
STUB AXLE COMPONENTS
1.Rear axle shaft
2.Stub axle to axle casing bolt
3.Mud shield
4.Stub axle
5.Stub axle joint washer
6.Axle caseOverhaul
1.Remove hub assemblySee REAR
SUSPENSION, Repair. Rear hub bearing.
2.Remove 6 bolts from stub axle to axle casing.
3.Remove mud shield.
4.Remove stub axle and joint washer.
5.Remove rear axle shaft from axle casing.
Renew rear stub axle oil seal
6.Remove and discard oil seal. Lubricate seal and
lip EP90 oil. Using special toolLRT-51-004
(LST138) fit new seal lip side trailing so that seal
is flush with rear face of stub axle.
Refit
7.Fit new joint washer, stub axle and mud shield.
Tighten bolts to65 Nm (48 lbf/ft).
8.Fit rear axle shaft, avoid damaging stub axle
seal.
9.Refit hub assemblySee REAR SUSPENSION,
Repair. Rear hub bearing.
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FRONT AXLE AND FINAL DRIVE
1
REPAIR FRONT AXLE ASSEMBLY
Service repair no - 54.10.01
Remove
WARNING: Remove and refit of axle
requires a further two persons to steady
axle when lowering or repositioning axle.
1.Support chassis front.
2.Remove road wheels.
3.Support axle weight with hydraulic jack.
4.Remove radius arms to chassis frame nuts.
5.Disconnect steering damper from track rod.
Using a extractor remove track rod links from
swivel pin arms.
6.Remove four nuts and bolts securing radius
arms to axle bracket.
7.Remove radius arms.
8.Remove bolts securing brake hose brackets .
Refit bolts to prevent oil leakage.
9.Remove bolts from brake calipers and tie to one
side.
10.Remove nuts and washers securing shock
absorbers to axle.
11.Disconnect drag link from swivel pin housing
arm.
12.Remove two nuts and bolts securing panhard
rod to axle bracket. Lift rod clear of axle.
13.Mark for reassembly drive shaft flanges.
Remove four nuts and bolts, tie propeller shaft to
one side.
14.Release axle ventilation pipe banjo and lower
axle assembly. Remove road springs.
15.Disconnect anti-roll bar linkSee FRONT
SUSPENSION, Repair. Anti-roll bar ball.
16.Remove axle assembly.
Refit
17.Position axle under vehicle, supporting left side
of axle, and fit anti-roll bar linksSee FRONT
SUSPENSION, Repair. Anti-roll bar links.
18.Fit propeller shaft. Tighten bolts to47 Nm (35
lbf/ft).
19.Fit panhard rod to axle bracket. Tighten bolts to
88 Nm (65 lbf/ft).
20.Fit drag link to swivel pin arm. Tighten fixings to
40 Nm (30 lbf/ft).
21.Fit shock absorbers to axle.
22.Fit brake calipers. Tighten bolts to82 Nm (60
lbf/ft).
23.Tighten upper swivel pin bolts to78 Nm (58
lbf/ft).
24.Fit radius arms to axle brackets. Tighten bolts to
197 Nm (145 lbf/ft).
25.Fit steering damper to track rod.
26.Fit radius arms to chassis side member. Tighten
fixings to197 Nm (145 lbf/ft).
27.Tighten track rod end to40 Nm (30 lbf/ft)and fit
new split pin.
28.Remove chassis supports, fit road wheels and
tighten to correct torque:
Alloy wheels -130 Nm (96 lbf/ft)
Steel wheels -100 Nm (80 lbf/ft)
Heavy duty wheels -170 Nm (125 lbf/ft)
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FRONT AXLE AND FINAL DRIVE
1
OVERHAUL FRONT DIFFERENTIAL
Service repair no - 54.10.07.
Overhaul
NOTE: The front axle differential, for all
models, is the same as that fitted to the 90
rear axle and can only be serviced as a
complete assemblySee REAR AXLE AND FINAL
DRIVE, Repair. Differential assembly - 90.FRONT HUB
Service repair no - 60.25.14.
Overhaul
1.Remove hub assemblySee FRONT
SUSPENSION, Repair. Front hub bearings.
2.Remove outer bearing.
3.Mark, for reassembly, relationship between hub
and brake disc, if original hub is to be refitted.
4.Remove 5 bolts and separate hub from brake
disc.
5.Drift out grease seal and inner bearing from hub
and discard seal.
6.Drift out inner and outer bearing tracks.
7.Clean hub and drift in inner and outer bearing
tracks.
8.Pack hub inner bearing with recommended
grease and fit to hub.
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FRONT AXLE AND FINAL DRIVE
3
OVERHAUL FRONT STUB AXLE, CONSTANT VELOCITY JOINT
AND SWIVEL PIN HOUSING
Service repair no - 60.15.43.
Remove stub axle, axle shaft and constant
velocity joint.
1.Remove front hub assemblySee FRONT
SUSPENSION, Repair. Front hub bearings.
2.Drain swivel pin housing and refit plug.
NOTE: On later vehicles the swivel pin
housing is filled with grease for life, the
level and drain plugs being deleted.
3.Remove 6 bolts retaining stub axle to swivel
housing.
4.Remove mud shield.
5.Remove stub axle and joint washer.
6.Wthdraw axle shaft and constant velocity joint
from axle casing.
Remove constant velocity joint from axle shaft
7.Hold axle shaft firmly in a soft jawed vice.
8.Using a soft mallet drive constant velocity joint
from shaft.
9.Remove circlip and collar from axle shaft.
Constant velocity joint
10.Mark positions of constant velocity joint, inner
and outer race and cage for reassembly.
11.Swivel cage and inner race to remove balls.
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STEERING
1
REPAIR STEERING COLUMN - UPPER - Td5
Service repair no - 57.40.01
Remove
1.Ensure road wheels and steering wheel are set
in the straight ahead position.
2.Loosen 2 clips securing air inlet pipe between
turbo and inlet air filter.
3.Remove air inlet pipe.
4.Mark relationship between the upper steering
column and the lower steering column universal
joint.
5.Remove bolt securing upper column to lower
column universal joint.
6.Remove steering colum nacelle.See this
Section.
7.Remove instrument pack.See
INSTRUMENTS, Repair.
8.Disconnect 3 column switch multiplugs.
9.Loosen column switch clamping screw.
10.Remove column switch assembly from steering
column.
11.Disconnect 4 Lucars from rear of ignition switch.
NOTE: Take note of Lucars correct fitted
position. Details can also be found in the
Electrical Reference Library.
12.Remove passive coil.See ELECTRICAL,
Repair.
13.Drill out 2 shear bolts securing ignition barrel to
column.
14.Remove ignition barrel.
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STEERING
3
REPAIR Refit
NOTE: The steering column is a
non-servicable component and can only
be serviced as a complete assembly.
29.Fit mounting bracket to column and manouvre
assembly into position.
NOTE: Ensure marks on upper and lower
columns are aligned.
30.Loosely fit bolts securing mounting bracket to
bulkhead.
31.Fit upper clamp and rubber packing to column.
32.Loosely fit bolts securing upper clamp to
mounting bracket.
33.Loosely fit bolts securing 2 halves of upper
clamp.
34.Loosely fit bolts securing column lower mounting
bracket.
35.Fit bolt securing upper tie bar to steering column
and tighten to22 Nm (16 lbf.ft).
36.Tighten mounting bracket to bulkhead bolts,
clamp bolts, and lower mounting bolts.
M6 bolts =9 Nm (6 lbf.ft)
M8 bolts =22 Nm (16 lbf.ft)
37.Manouvre brake pedal box assembly and NEW
gasket into position in vehicle.
38.Tighten bolts securing brake pedal box to
bulkhead to25 Nm (18 lbf.ft)
39.Connect brake pedal switch Lucars.
40.Reposition mat to underside of fascia.
41.Secure ABS modulator multiplug to side of brake
pedal box.
42.Fit brake servo.See BRAKES, Repair.
43.Fit ignition switch to steering column, ensuring
inner shaft slot aligns with steering lock plunger.
44.Evenly tighten clamp bolts, but DO NOT shear at
this stage.
45.Temporarily fit steering wheel and check for
correct operation of switch and lock.
46.Remove steering wheel.
47.Fully tighten ignition switch bolts until heads
shear.48.Connect Lucars to rear of ignition switch.
49.Fit passive coil to ignition switch and connect
multiplug.
50.Fit switch assembly to steering column and
tighten clamping screw.
51.Connect column switch multiplugs.
52.Fit instrument pack.See INSTRUMENTS,
Repair.
53.Fit steering column nacelle.See this Section.
54.Fit bolt securing upper column to lower column
universal joint and tighten to25 Nm (18 lbf.ft).
55.Fit air inlet pipe between turbo and inlet air filter
and secure with clips.
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FRONT SUSPENSION
1
REPAIR PANHARD ROD - FROM 02MY
Service repair no - 60.10.07.
Remove
1.Remove fixings at mounting arm.
2.Remove fixings at axle bracket.
3.Remove panhard rod.
4.Using a suitable length of steel tubing, press out
flexible bushes. Ensure tubing locates on outer
edge of bush and not on rubber inner.
Refit
5.Fit replacement bushes.
CAUTION: Apply pressure to outer edge of
bush, and not rubber inner.
6.Fit panhard rod to axle bracket and mounting
arm. Tighten fixings to230 Nm (170 lbf/ft).BEARINGS - FRONT HUB
Service repair no - 60.25.14
Remove
1.Raise front of vehicle.
WARNING: Support on safety stands.
2.Remove front road wheel.
3.Pull back front brake caliper jump hose shield
and clamp brake hose.
4.Position container collect brake fluid.
5.Loosen brake pipe to jump hose union and
disconnect.
CAUTION: Use 2 spanners when loosening
or tightening unions.
6.Remove 2 bolts securing brake caliper to hub.
7.Remove brake caliper.
CAUTION: Plug the connections.
8.Remove dust cap.
9.Remove circlip and shim(s) from drive shaft.
10.Remove and discard 5 bolts securing driving
member to hub.
11.Remove driving member and discard gasket.
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REAR SUSPENSION
1
REPAIR BEARING - REAR HUB
Service repair no - 64.15.14
Remove
1.Raise rear of vehicle.
WARNING: Support on safety stands.
2.Remove rear road wheel.
3.Remove 2 bolts securing brake caliper to hub.
4.Release caliper from disc and tie aside.
5.Remove 5 bolts securing axle shaft.
6.Remove axle shaft and discard gasket.
7.Knock back staking, and using a suitable socket,
remove and discard stake nut.
8.Remove hub nut washer.
9.Remove hub and brake disc assembly complete
with bearings.
10.Remove outer bearing and spacer from hub.
11.Remove grease seal and inner bearing from
hub.
12.Remove inner and outer bearing tracks from
hub.
Refit
13.Clean hub and bearing locations.
14.Fit inner and outer bearing tracks to hub.
15.Pack inner bearing with grease and fit to hub.
16.Fit new grease seal flush with rear face of hub
usingLRT-54-003andLRT-99-003.
17.Clean stub axle.
18.Pack outer bearing with grease, fit spacer and
bearing to hub.
19.Fit hub assembly to stub axle, remove
LRT-54-019.
20.Fit washer and new hub nut and tighten to30
Nm (22 lbf.ft).
21.Rotate and push/pull hub to settle bearings.
Tighten hub nut to210 Nm (150 lbf.ft).
22.To check drive shaft end float, mount a dial
gauge using bracketLRT-99-503to driving
member bolt hole.
23.Ensure dial gauge is contacting hub nut face.
24.Move drive shaft in and out noting dial gauge
reading.
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