Land Rover Defender V8i Workshop Supplement Rover Manual

							FRONT AXLE AND FINAL DRIVE
1
REPAIR DIFFERENTIAL PINION OIL SEAL
Service repair no - 54.10.20
Remove
1.Raise front of vehicle.
WARNING: Do not work under a vehicle
supported only by a jack. Always support
the vehicle on safety stands.
2.Reference mark the propeller shaft flanges for
reassembly.
3.Remove 4 nuts and bolts securing propeller
shaft to differential housing.
4.Release propeller shaft and tie aside.
5.UsingLRT-51-003to restrain the pinion flange,
remove bolt securing pinion flange.
6.Remove pinion flange.
7.Position container to catch oil spillage.
8.Using a suitable lever, remove and discard
pinion oil seal.
CAUTION: Take care to avoid damage to
oil seal recess. 
						

							54FRONT AXLE AND FINAL DRIVE
2
REPAIR Refit
9.Clean pinion oil seal recess and pinion flange.
10.Lubricate oil seal lip with clean oil.
11.UsingLRT-51-010fit pinion oil seal.
12.Fit pinion flange.
13.Restrain flange usingLRT-51-003and fit bolt.
Tighten bolt to
100 Nm (74 lbf.ft).
14.Position propeller shaft to differential housing
and align reference marks.
15.Fit flange bolts and tighten to
48 Nm (35 lbf.ft).
16.Remove stands and lower vehicle.
17.Top-up differential oil level. 
						

							57 - STEERING
CONTENTS
Page
ADJUSTMENT
POWER STEERING BOX - CENTRALISE 1..........................................................
POWER STEERING SYSTEM - BLEED 1..............................................................
REPAIR
POWER STEERING BOX 1....................................................................................
POWER STEERING PUMP 3.................................................................................
STEERING LOWER SHAFT 5................................................................................
SPECIFICATIONS, TORQUE
TORQUE VALUES 1............................................................................................... 
						

							STEERING
1
ADJUSTMENT POWER STEERING BOX - CENTRALISE
Service repair no - 57.35.05
Adjust
1.Raise vehicle on ramp.
2.Remove split pin from castellated nut securing
drag link to drop arm. Discard split pin.
3.Remove castellated nut.
4.Using toolLRT-57-018release drop arm from
drag link.
5.Turn steering wheel to full RH lock.
6.Turn steering wheel back exactly 2 turns.
7.Fit drop arm to drag link and fit castellated nut.
8.Tighten castellated nut to
40 Nm (30 lbf.ft)and
fit NEW split pin.
9.Lower vehicle.POWER STEERING SYSTEM - BLEED
Service repair no - 57.15.02
Check
1.Position container to collect any fluid spillage.
2.Ensure fluid in reservoir reaches dipstick
maximum.
3.Run engine to normal operating temperature.
4.Recheck and correct reservoir fluid level.
NOTE: During instructions 4 to 6, maintain
maximum fluid level in reservoir. Do not
increase engine speed or move steering
wheel.
5.With engine at idle speed, loosen bleed screw
on steering box. Tighten bleed screw when fluid
emerges.
6.Check fluid level.
7.Fit reservoir cap.
8.Clean away fluid around bleed screw.
9.Check hose connections, pump and steering box
for fluid leaks by holding steering on full lock in
both directions.
CAUTION: Do not maintain this pressure
for more than 30 seconds in any one
minute to avoid overheating fluid and
possibly damaging seals.
10.Remove container.
11.Carry out road test. 
						

							57STEERING
2
ADJUSTMENT 
						

							STEERING
1
REPAIR POWER STEERING BOX
Service repair no - 57.10.01
General precautions
·Whenever any part of the system is removed or
disconnected, utmost cleanliness must be
observed.
·Disconnected ports and hoses must be plugged to
prevent ingress of dirt. If metal sediment is found
in system, establish the cause, rectify and flush
system.
·Do not start engine until reservoir is full as pump
will be damaged.
·Metric pipe fittings are used with O ring pipe ends
on fittings to steering box.
·Follow normal O ring replacement procedure
whenever pipes are disconnected.
·Ensure compatible metric components are used
when fitting replacement pipes.
CAUTION: After refitting steering linkage
parts, follow correct procedure to ensure
that road wheels, steering box and
steering wheel are correctly positioned relative to
each other when in the straight ahead condition.
NOTE: When drag link is disconnected
from steering box, travel available at
steering wheel to each full lock is not
equal.
Remove
1.Raise vehicle on ramp.
2.Remove Panhard rod.
See FRONT
SUSPENSION, Repair, Panhard rod
3.Remove bolt securing steering damper to drag
link.
4.Release steering damper from drag link.
5.Remove and discard split pin from castellated
nut securing drag link to drop arm.
6.Remove castellated nut. 
						

							57STEERING
2
REPAIR 7.Using toolLRT-57-018release drop arm from
drag link.
8.Loosen, but do not remove, nut securing tie bar
to mounting arm.
9.Remove 2 bolts securing tie bar to steering box.
10.Move tie bar aside.
11.Position container to collect any fluid spillage.
12.Lower vehicle.
13.Remove filler cap from power steering fluid
reservoir.
14.Loosen union securing feed pipe to steering box.
15.Disconnect feed pipe from steering box.
16.Loosen union securing return pipe to steering
box.
17.Disconnect return pipe from steering box.
CAUTION: Plug the connections.
18.Centralise steering.
See Adjustment, power
steering box - centralise
19.Remove pinch bolt securing steering column
universal joint to steering box.
20.Loosen pinch bolt securing universal joint to
steering column.
21.Slide universal joint up steering column and
release from steering box.
22.Remove 4 bolts securing steering box to chassis
side member and collect 2 tab washers.
23.With assistance, lower steering box from vehicle
and remove.Refit
24.Clean mating faces of steering box and chassis
side member.
25.With assistance, position steering box to vehicle,
ensuring locating peg is engaged.
26.Fit bolts and tab washers securing steering box
to chassis and tighten bolts to
80 Nm (60 lbf.ft).
27.Connect steering column to steering box.
28.Tighten universal joint pinch bolts to
25 Nm ( 19
lbf.ft).
29.Remove plugs from steering box and pipes.
30.Connect feed pipe to steering box and tighten
union to
15 Nm (11 lbf.ft).
31.Connect return pipe to steering box and tighten
union to
20 Nm (15 lbf.ft).
32.Fit fluid reservoir cap.
33.Raise vehicle on ramp.
34.Position tie bar to steering box and loosely fit
bolts and washers.
35.Tighten nut securing tie bar to mounting arm to
80 Nm ( 60 lbf.ft)and then back-off one
complete turn.
36.Tighten bolts securing tie bar to steering box to
81 Nm (60 lbf.ft)and then back-off one
complete turn.
37.Fit drop arm to drag link and fit castellated nut.
38.Tighten castellated nut to
40 Nm (30 lbf.ft)and
fit NEW split pin.
39.Connect steering damper to drag link.
40.Fit and tighten bolt securing damper.
41.Fit Panhard rod.
See FRONT SUSPENSION,
Repair, Panhard rod; Refit
42.Lower vehicle.
43.Bleed power steering system.
See Adjustment,
power steering system - bleed
44.Test drive vehicle using both full locks to settle
steering components. If possible, drive vehicle
over uneven ground and include harsh braking.
WARNING: Do not test drive vehicle on
public highway.
45.Drive vehicle in a straight line on level ground
and stop.
46.Tighten nut securing tie bar to mounting to
110
Nm (81 lbf.ft).
47.Tighten bolts securing tie bar to steering box to
81 Nm (60 lbf.ft).
48.Ensure steering wheel is correctly aligned when
wheels are positioned straight ahead.
49.Road test vehicle. 
						

							STEERING
3
REPAIR POWER STEERING PUMP
Service repair no - 57.20.14
Remove
1.Disconnect battery negative lead.
2.Remove drive belt.
See ELECTRICAL, Repair,
Auxiliary drive belt
3.Position container to collect any fluid spillage.
4.Using an Allen key to restrain PAS pump pulley,
remove 3 bolts securing pulley to pump.
5.Remove PAS pump pulley.
6.Loosen clip securing PAS hose to pump.
7.Disconnect hose from pump.
8.Loosen union securing PAS pipe to pump.
9.Disconnect PAS pipe from pump.
CAUTION: Plug the connections.
10.Remove 3 bolts securing PAS pump to engine.
11.Remove PAS pump and collect engine lifting
bracket.
Do not carry out further dismantling if component
is removed for access only.
12.Remove 5 bolts securing clamping bracket to
pump.
13.Remove clamping bracket from pump and fit to
new pump.
14.Tighten bolts securing clamping bracket to pump
to
9 Nm (7 lbf.ft).