Discovery 2. Manual — part 178

STEERING

REPAIRS

57-47

Nacelle - steering column

$% 57.40.29

Remove

1. Open fascia lower access panel.

2. Remove 3 screws securing steering column

nacelle halves together.

3. Release clips securing nacelle together and

remove from steering column.

Refit

1. Position nacelle to steering column and secure

with clips and screws.

2. Close fascia lower access panel.

Drop arm - steering box

$% 57.50.14

Remove

1. Remove steering box.

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For V8 models:

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STEERING, REPAIRS, Power

steering box - V8.

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For LHD diesel models:

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STEERING, REPAIRS, Power

steering box - LHD - diesel.

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For RHD diesel models:

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STEERING, REPAIRS, Steering

box - RHD - diesel.

2. Secure steering box in vice.
3. Release drop arm nut lock washer.
4. Loosen but do not remove nut securing drop

arm.

5. Using LRT-57-012 release drop arm.
6. Remove nut and lock washer.
7. Remove drop arm.

Refit

1. Clean drop arm and steering box splines.
2. Ensure steering box is in the central position.

Align and fit drop arm to output shaft and
secure with lock washer and nut. Tighten nut to
240 Nm (177 lbf.ft).

3. Secure lock washer to drop arm nut.
4. Fit steering box.

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For V8 models:

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STEERING, REPAIRS, Power

steering box - V8.

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For LHD diesel models:

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STEERING, REPAIRS, Power

steering box - LHD - diesel.

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For RHD diesel models:

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STEERING, REPAIRS, Steering

box - RHD - diesel.

STEERING

57-48

REPAIRS

Ball joint - track rod

$% 57.55.07

Remove

1. Raise front of vehicle.

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

2. Remove LH front road wheel.

3. Loosen adjuster clamp bolts.
4. Remove nut securing track rod ball joint to

steering knuckle.

5. Using tool LRT-57-036 break taper joint and

release track rod.

CAUTION: Before disconnecting any part of
the steering linkage, ensure the road wheels
are positioned straight ahead and the
steering wheel is prevented from turning.
Unrestricted turning of the steering wheel
will damage the SRS rotary coupler.

6. Unscrew ball joint and adjuster.
7. Remove clamps from adjuster and track rod.

Refit

1. Clean adjuster, clamps and track rod.
2. Fit clamps to track rod and adjuster. Screw in

adjuster and ball joint.

3. Clean ball joint taper and taper seat.
4. Adjust length of track rod so that ball joint taper

is centralised in steering knuckle.

5. Fit track rod to steering knuckle and tighten nut

to 80 Nm (59 lbf.in).

6. Fit road wheel and tighten nuts to 140 Nm (103

lbf.ft).

7. Remove stand(s) and lower vehicle.
8. Check and, if necessary, adjust wheel

alignment.

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STEERING, ADJUSTMENTS, Wheel

alignment - front.

9. After check/adjustment of wheel alignment,

ensure track rod adjuster clamp bolts are
tightened. Tighten M8 bolts to 22 Nm (16 lbf.ft)
and M10 bolts to 33 Nm (24 lbf.ft).

STEERING

REPAIRS

57-49

Ball joint - drag link

$% 57.55.15

Remove

1. Raise front of vehicle.

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

2. RHD models: Remove LH front road wheel.
3. LHD models: Remove RH front road wheel.

4. Remove nut securing drag link to steering

knuckle.

5. Using LRT-57-036, break taper joint and

release drag link.

CAUTION: Before disconnecting any part of
the steering linkage, ensure the road wheels
are positioned straight ahead and the
steering wheel is prevented from turning.
Unrestricted turning of the steering wheel
will damage the SRS rotary coupler.

6. Loosen adjuster clamp bolts and unscrew ball

joint and adjuster.

7. Remove clamps from adjuster and drag link.

Refit

1. Clean adjuster, clamps and drag link.
2. Fit clamps to drag link and adjuster. Screw in

adjuster and ball joint.

3. Clean ball joint taper and taper seat.
4. Adjust length of drag link so that ball joint taper

is centralised in steering knuckle.

5. Fit drag link to steering knuckle and tighten nut

to 80 Nm (59 lbf.ft).

6. Tighten drag link adjuster clamp bolts. Tighten

M8 bolts to 22 Nm (16 lbf.ft) and M10 bolts to
33 Nm (24 lbf.ft).

7. Check steering linkage is centralised.

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STEERING, ADJUSTMENTS,

Steering linkage - centralise.

8. Fit road wheel and tighten nuts to 140 Nm (103

lbf.ft).

9. Remove stand(s) and lower vehicle.

STEERING

57-50

REPAIRS

Drag link

$% 57.55.17

Remove

1. Raise front of vehicle.

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

2. RHD vehicles: Remove the LH front road

wheel.

3. LHD vehicles: Remove the RH front road

wheel.

4. Remove nut and bolt securing damper to drag

link and release damper.

5. Remove 2 nuts securing drag link to drop arm

and steering knuckle.

6. Using LRT-57-036 break taper joints and

remove drag link.

CAUTION: Before disconnecting any part of
the steering linkage, ensure the road wheels
are positioned straight ahead and the
steering wheel is prevented from turning.
Unrestricted turning of the steering wheel
will damage the SRS rotary coupler.

7. Loosen adjuster clamp bolts and remove ball

joint and adjuster.

8. Remove clamps from adjuster and drag link.

Refit

1. Clean adjuster, clamps and ball joint.
2. Fit clamps to drag link and adjuster. Screw in

adjuster and ball joint.

3. Clean ball joint tapers and taper seats.
4. Fit drag link to drop arm and tighten nut to 80

Nm (59 lbf.ft).

5. Adjust length of drag link so that ball joint taper

is centralised in steering knuckle.

6. Fit drag link to steering knuckle and tighten nut

to 80 Nm (59 lbf.ft).

7. Tighten drag link adjuster clamp bolts. Tighten

M8 bolts to 22 Nm (16 lbf.ft) and M10 bolts to
33 Nm (24 lbf.ft)

8. Align damper to drag link, fit nut and bolt and

tighten to 125 Nm (92 lbf.ft).

9. Check steering linkage is centralised.

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STEERING, ADJUSTMENTS,

Steering linkage - centralise.

10. Fit road wheel and tighten nuts to 140 Nm (103

lbf.ft).

11. Remove stand(s) and lower vehicle.