Land Rover Defender Workshop Rover Manual

							57STEERING
8 REPAIR
LOWER
STEERING SHAFTANDUNIVERSAL
JOINTS Service repairno-57.40.16
Remove 1. Remove vehiclebonnet.
2. Set road wheels andsteering wheelinstraight
ahead position.
3.Mark relationship ofsteering columninnershaft
to top universal joint.
4. Remove 2bolts fromtopuniversal joint.
5. Remove lowerboltfrom bottom universal joint.
6. Slacken upperboltoflower universal jointand
withdraw shaft.
7. Inspect upperandlower universal jointsforwear
and excessive play,renew ifnecessary.
8. Inspect universal jointsforstiffness, lubricateif
necessary. Refit
9. Fituniversal jointssopinch boltholes lineup
with flatonshaft. Notethatthelong jointisfitted
to short length ofshaft andshort jointtolong
end.
10. With steering lockengaged androad wheels in
straight aheadposition, lineupassembly marks.
11. Position shaftassembly ontosteering column.
Move assembly upspline toenable lower
universal jointtofitonto steering boxsplines.
12. Align boltholes withgrooves insplines. Fitpinch
bolts andtighten to
25Nm (18lbf/ft).
STEERING WHEEL
Service repairno-57.60.01
Remove 1. Set road wheels andsteering wheelinstraight
ahead position.
2. Prise decal fromsteering wheelpad.
3. Remove retaining nutand shakeproof washer.
Make alignment marksoncolumn andwheel
pad.
4. Withdraw steeringwheelfromcolumn spline.
Refit 5. Turn indicator cancelling ringsothat slots are
vertical andlugwith arrow points tothe left, in
direction ofindicator switch.
6. Ensure frontroad wheels areinstraight ahead
position.
7. Fitsteering wheelwithfinisher attachment lugat
the bottom, ensuring indicatorcancelling forks
locate incancelling ringslots. Alignassembly
marks.
8. Secure wheelwithretaining nutand new
shakeproof washer.Tightento
25Nm (18lbf/ft).  
						

							STEERING9
REPAIR
STEERING
COLUMNLOCK
Service repairno-57.40.28
Remove 1. Disconnect battery.
2. Set road wheels instraight aheadposition.
3. Remove steeringwheel
SeeSteering wheel.
4. Remove instrument panel
SeeINSTRUMENTS,
Repair, Instrument panel
.
5. Remove steeringcolumnnacelle
SeeSteering
column nacelle
.
6.Note position ofharness leadsonback ofstarter
switch anddisconnect lucars.Iffitted, remove
alarm system passive coilfrom switch
See
ELECTRICAL, Repair,Vehicleimmobilisation
and alarm system
.
7. Using apunch orstud extractor remove2shear
bolts securing steeringlock/starter switchto
column.
8. Remove steeringlockandcollect 2washers
between lockandclamp.
Refit 9. Fitsteering lock/switch inposition andlineup
with switch plunger.
10. Secure locktocolumn withclamp andnew shear
bolts. Evenly tightenboltsbutdonot shear them.
11. Temporarily fitsteering wheelandoperate lock
and switch mechanism toensure itfunctions
correctly.
12. Fully tighten retaining boltsuntilheads shear.
13. Connect harnessleadstorear ofstarter switch.
If applicable, fitalarm system passive coil
See
ELECTRICAL, Repair,Vehicleimmobilisation
and alarm system
. 14.
Fitsteering columnnacelle
SeeSteering
column nacelle
.
15. Fitinstrument panel
SeeINSTRUMENTS,
Repair, Instrument panel
.
16. Fitsteering wheel
SeeSteering wheel.
17. Reconnect battery.   
						

							57STEERING
10 REPAIR
STEERING
COLUMNNACELLE
Service repairno-57.40.29
Remove 1. Disconnect battery.
2. Remove steeringwheel
SeeSteering wheel.
3.Remove 5screws and2self tapping screwsand
lift top half ofnacelle fromsteeering column
switch assembly.
4. Ease bottom halfofnacelle fromswitch
gaiters/grommets. Removelowernacelle.
Refit 5. Locate tophalf ofnacelle inposition andfitto
switch assembly gaiters/grommets.
6. Locate lowerhalfofnacelle andloosely fit
retaining screws.
7. Ensure switchgaiters/grommets arecorrectly
located andnacelle isaligned withswitch
assembly brackets.
8. Fully tighten screws.
9. Fitsteering wheel
SeeSteering wheel.
10. Reconnect battery. DROP
ARM
Service repairno-57.50.14
Remove 1. Park vehicle onlevel surface andchock rear
wheels.
2. Raise vehicle andlocate axlestands oruse a
ramp.
3. Disconnect steeringdamperfromdrag link
See
Steering damper
.
4.Disconnect draglinkball joint from drop arm
using extractor LRT-57-018 .
5. Mark droparmandsteering boxforreassembly.
6.Bend backtabsonlocking washer, slacken
retaining nut,butdonot remove.
7. Fitextractor LRT-57-012 andrelease droparm
from steering boxspline.    
						

							STEERING11
REPAIR
8.
Remove nutand discard lockingwasher.
9. Remove droparm.
Refit 10. Centralise steeringbox
SeeAdjustment,
Centralise steeringbox
.
11. Align reassembly marksandfitdrop armonto
steering boxsplines.
12. Fitnew tabwasher andretaining nut.Tighten to
176Nm(130 lbf/ft)andbend overtabwasher.
13. Fitdrag linktodrop arm.Tighten balljoint nutto
40Nm (30lbf/ft).
14. Remove axlestands orvehicle fromramp.  
						

							57STEERING
12 REPAIR
STEERING
DAMPER
Service repairno-57.55.21
Remove
1. Park vehicle onlevel ground andchock rear
wheels.
2. Raise vehicle andlocate axlestands oruse a
ramp.
3. Remove boltsecuring steeringdampertodrag
link bracket.
4. Remove retaining nuts,washers andrubber
bush securing dampertochassis mounting.
5. Withdraw damper.
6. Check rubber bushes andwashers, renewif
necessary. Refit
7. Ensuring rubberbushes andwashers are
correctly positioned, fitsteering damperto
chassis mounting.
8. Fitdamper todrag linkbracket.
9. Remove axlestands orvehicle fromramp.  
						

							STEERING13
REPAIR
TRACK
RODANDLINKAGE
Service repairno-57.55.09
Remove 1. Park vehicle onlevel ground andchock rear
wheels.
2. Raise vehicle andlocate axlestands oruse a
ramp.
3. Centralise steering
SeeAdjustment,
Centralise steeringbox
.
4.Unscrew 2bolts andremove trackrodprotection
bracket fromaxledifferential housing.
5. Remove splitpinand castellated nutsecuring
track rodtoswivel housing arms.
6. Disconnect trackrodball joints using
LRT-57-018 .
7. Remove trackrod.
8. Slacken clampbolts.
9. Unscrew balljoints.
Refit 10. Fitnew balljoints totrack rodand loosely tighten
clamp bolts.
11. Screw inball joints tofull extent ofthreads and
fully tighten clampbolts.
CAUTION: Atrack rodthat isdamaged or
bent must berenewed. DONOT attempt to
repair orstraighten it.
12.Fittrack rodtoswivel housing armsandtighten
ball joint nuts to
40Nm (30lbf/ft).Fitnew split
pin.
13. Fittrack rodprotection brackettoaxle differential
housing.
14. Check wheelalignment
SeeAdjustment,
Front wheel alignment
.
15. Remove axlestands orvehicle fromramp.     
						

							57STEERING
14 REPAIR
DRAG
LINKANDDRAG LINKENDS
Service repairno-57.55.17
Remove 1. Park vehicle onlevel ground andchock rear
wheels.
2. Set road wheels instraight aheadposition.
3. Raise vehicle andfitaxle stands oruse aramp. 4.
Remove frontroad wheel.
5. Disconnect steeringdamperatdrag linkbracket.
6. Remove splitpinand castellated nutsecuring
drag linkball joints toswivel housing arms.
7. Disconnect draglinkball joints using
LRT-57-018 .
8. Remove draglink.
9. Slacken clampbolts.
10. Unscrew balljoints andremove fromdrag link.
11. Clean internal threads ofdrag link.
12.Fitnew ends todrag linkand loosely fitclamp
bolts.
13. Setball joints todrag linkmeasurement to28,5
mm.
14. Adjust ballpincentres tonominal lengthof924
mm, thislength isadjusted duringrefit.   
						

							STEERING15
REPAIR
15.
Centralise steeringbox
SeeAdjustment,
Centralise steeringbox
.
16. Align steering wheel,ifnecessary.
CAUTION: Adrag linkthat isdamaged or
bent must berenewed. DONOT attempt
repair.
17. Fitdrag linktoswivel housing armsandtighten
nuts to
40Nm (30lbf/ft).Fitnew splitpins.
18. Ensure fullsteering travelisobtained between
lock stops
SeeAdjustment, Steeringlock
stops
. Adjust draglinklength tosuit.
19. Tap balljoints indirection shownsoboth pins
are insame angular plane.
20. Tighten clampboltsto
14Nm (10lbf/ft).
21. Refit roadwheel andremove axlestands or
vehicle fromramp.
22. Road testvehicle.
23. Ifdriving straight aheadandsteering wheelis
offset by0°± 5° in either direction, correctby
adjusting draglinklength.
WARNING: Tocorrect steering wheel
deviations greaterthan±5 °remove and
reposition steeringwheel
SeeSteering
wheel
.  
						

							STEERING1
OVERHAUL
POWER
STEERING BOX-ADWEST
Service repairno-57.10.07
Overhaul
NOTE: Overhaul ofsteering boxshould
not becarried outduring thewarranty
period.
WARNING: Wearsafety glasses while
removing andrefitting circlipsand
retaining ring.
CAUTION: Absolutecleanliness is
essential whenoverhauling powersteering
box.
1. Remove steeringboxfrom vehicleSeeRepair,
Power Steering Box
.Mark droparmand
steering boxforrealignment onassembly.
Remove droparmusing extractor LRT-57-012 .
Loosen droparmsecuring nut,butdonot
remove beforeusingextractor. Removedirt
excluder fromoutput shaft.
2. Drain oil,remove blanking plugsandbleed
screw. Holdsteering boxover suitable container,
turn input shaftfromlocktolock, untiloilis
drained. Refitbleed screw.
3. Rotate retainer ringuntil oneendis12 mm from
extractor hole.Using adrift through holein
cylinder, liftretaining ringfrom groove incylinder
bore.
4. Remove retainerring,using ascrewdriver.
5. Turn input shaft(leftlock onleft hand drive, right
lock onright hand drive) untilpiston pushes out
cover. Turninput shaftfullyinopposite direction,
applying pressure topiston.
6. Remove setscrew retaining rackpadadjuster.
7. Remove rackadjuster andpad.
8. Remove sectorshaftadjuster locknut.
9. Remove fourbolts fromsector shaftcover.
10. Screw insector shaftadjuster untilcover is
removed.
NOTE: Sealant isapplied tohexagon
socket totamperproof sectorshaft
adjuster.
11. Slide outsector shaft.     
						

							57STEERING
2 OVERHAUL
12.
Remove piston,abolt screwed intopiston will
assist removal.
13. Remove inputshaftdirtexcluder.
14. Remove wormadjuster locknutusingCwrench
LRT-57-007 .
15. Remove wormadjuster usingwrench
LRT-57-006 .
16.Tap splined endofshaft tofree bearing.
17. Remove bearingcupand caged ballbearing
assembly.
18. Remove valveandworm assembly.
19. Remove innerbearing cage,cupand shim
washers. Retainshimsforreassembly.
NOTE: Should difficulty beexperienced
warm casing andbearing assembly. Cool
bearing cupusing amandrel andtap
steering boxonabench. Steering
boxseals
20.Remove circlipandseal from sector shaft
housing bore.
CAUTION: Donot remove sectorshaft
bearings fromcasing. Replacement parts
are not available. Ifsector shaftbearings
are worn fitanew steering box.
21. Remove dirtexcluder, circlipandseal from input
shaft housing bore.
CAUTION: Theuseofaseal puller is
recommended toprevent damage to
casing, andpossible oilleaks.