1999 LAND ROVER DEFENDER shaft

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
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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54FRONT AXLE AND FINAL DRIVE
4
OVERHAUL 12.Examine all components, in particular, inner and
outer track, cage balls and bearing surfaces for
damage and excessive wear.
13.Maximum acceptable end-float on assembled
joint 0,64mm. Renew if worn or damaged.
Lubricate with a recommended oil during
assembly.
Fit constant velocity joint to axle
14.Fit collar and a new circlip.
15.Engage constant velocity joint on axle shaft
splines and using a soft mallet, drive joint in fully.
Renew stub axle, thrust ring, oil seal and bearing
16.Drill and chisel off thrust ring taking care to avoid
damaging stub axle.
17.Remove bearing and oil seal using special tool
TRT-37-004and slide hammerLRT-99-004.
Ensure lip of tool locates behind bearing to to
drive it out.
18.Repeat instruction for removal of oil seal.
19.Lubricate seal and lip with EP90 oil and with
cavity side leading press in a new oil seal using
special toolLRT-54-004.
20.Using special toolLRT-54-005, fit bearing with
its part number visible when fitted, and flush with
end face of stub axle.
21.Press fit a new thrust ring onto stub axle.
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54FRONT AXLE AND FINAL DRIVE
6
OVERHAUL 38.Place retaining plate, joint washer and oil seal
over axle flange ready for assembly.
39.Fit swivel bearing housing to axle flange with 7
bolts. Tighten to73 Nm (54 lbf/ft).
40.Grease and fit upper and lower swivel pin taper
roller bearings.
41.Position swivel pin housing over swivel bearing
housing.
42.Coat joint washer both sides with sealing
compound and position on lower swivel pin.
43.Loosely fit brake shield bracket plus lower swivel
pin with lug outboard to swivel pin housing.
44.Loosely fit top swivel pin plus existing shims and
brake hose bracket to swivel pin housing.
45.Apply Loctite 270 or equivalent to lower swivel
pin bolts.25 Nm (18 lbf/ft),bend over lock tabs.
46.Tighten top swivel pin bolts to65 Nm (48 lbf/ft).
Check and adjust preload on bearings
NOTE: Swivel housing oil seal and axle
should not be fitted.
47.Attach a spring balance to track rod ball joint
bore and pull balance to determine effort
required to turn swivel pin housing.
Resistance, once initial inertia has been
overcome, should be1.16 to 1.46 kg.Adjust by
removing or adding shims to top swivel pin.
48.When setting is correct remove top swivel bolts,
apply Loctite 270 or equivalent. Refit bolts and
tighten to65 Nm (48 lbf/ft),and bend over lock
tabs.
49.Apply recommended grease between lips of
swivel oil seal.50.Fit oil seal, joint washer and retaining plate with
7 bolts and spring washers. Tighten to11 Nm (8
lbf/ft).
51.Fit tie rod and drag link and secure with new
cotter pins. Tighten fixing to40 Nm (30 lbf/ft).
52.Fit brake disc shield.
53.Loosely fit lock stop bolt and nut.
54.Apply a recommended grease between lips of
swivel housing oil seal.
55.Secure oil seal with retaining plate and securing
bolts. Tighten to11 Nm (8 lbf/ft).
56.Fit track-rod and drag link and secure with new
cotter pins.
57.Loosely fit lock stop bolt for later adjustment.
58.Fit brake disc shield.
Fit driveshaft and stub axle
59.Insert axle shaft, and when differential splines
are engaged, push assembly in fully.
CAUTION: Take care not to damage axle
shaft oil seals.
60.Place a new joint washer in position on swivelpin
housing to stub axle mating face. Coat threads
of stub axle bolts with Loctite 270.
61.Fit stub axle with flat at 12 O’clock position.
CAUTION: Ensure that constant velocity
joint bearing journal is butted against
thrust ring on stub axle before stub axle is
secured.
62.Place mud shield in position and secure stub
axle to swivel pin housing with 6 bolts and
tighten evenly to65 Nm (48 lbf/ft).
63.Fit brake jump hoses to brake jump hose
bracket.
64.Fit complete front hub assemblySee FRONT
SUSPENSION, Repair. Front hub bearings.
65.Check swivel pin housing oil drain plug is fitted.
66.Fill swivel assembly to correct level, with new oil
See MAINTENANCE , Under vehicle
maintenance.
NOTE: On later vehicles fill swivel pin
housing with 0.33 Litres of Molytex EP 00
grease.
67.Set steering lock stop boltsSee STEERING,
Adjustment. Steering lock stops.
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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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60FRONT SUSPENSION
2
REPAIR 12.Knock back staking and using a suitable socket,
remove and discard hub nut.
13.Remove washer from hub.
14.Remove hub and brake disc assembly complete
with bearings.
15.Remove outer bearing and spacer from hub.
16.Remove grease seal and inner bearing from
hub.
17.Remove inner and outer bearing tracks from
hub.
Refit
18.Clean hub and bearing locations.
19.Fit inner and outer bearing tracks to hub.
20.Pack inner bearing with grease and fit to hub.
21.Fit new seal flush with rear face of hub using
LRT-54-003andLRT-99-003.
22.Clean stub axle.
23.Pack outer bearing with grease, fit spacer and
bearing to hub.
24.PositionLRT-54-019over hub nut threads on
axle casing.
25.Fit hub assembly to stub axle, remove
LRT-54-019.
26.Fit washer and new hub nut and tighten to30
Nm (22 lbf.ft).
27.Rotate and push/pull hub to setle bearings.
Tighten hub nut to210 Nm (150 lbf.ft).
28.To check drive shaft end float, mount a dial
gauge using bracketLRT-99-503to driving
member bolt hole.
29.Ensure dial gauge is contacting hub nut face.
30.Move drive shaft in and out noting dial gauge
reading.31.If end float is present refer to table for correct
spacer and change spacer as necessary.
32.When no end float is evident, remove the dial
gauge and mounting bracket.
33.Stake the hub nut.
34.Clean hub and axle shaft faces.
35.Fit new driving member gasket.
36.Position driving member to hub and tighten new
bolts to65 Nm (48 lbf.ft).
37.Fit original shim(s) to drive shaft and secure with
circlip.
38.Position brake caliper to hub, align fixings, fit
bolts and tighten to82 Nm (60 lbf.ft).
39.Remove plugs from brake pipe connections.
40.Connect brake pipe union to jump hose and
tighten union.
CAUTION: Use 2 spanners when
tightening or loosening unions.
41.Remove brake hose clamp from jump hose.
42.Bleed brake system.See BRAKES,
Adjustment.
43.Fit road wheel, remove axle stand and tighten
wheel nuts to130 Nm (95 lbf.ft).
44.Operate foot brake to locate brake pads before
taking vehicle on road.
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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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