Land Rover Defender 90 Workshop 2nd Edition Nas Rover Manual

MAINTENANCE
9
MAINTENANCE UNDER VEHICLE MAINTENANCE
Vehicles operating under severe conditions of dust,
sand, mud or water should have oils changed and
lubrication carried out at more frequent intervals than
is recommended in maintenance schedules.
RENEW ENGINE OIL AND FILTER - V8i
1.Ensure vehicle is level. If necessary, run engine
to warm oil.
2.Disconnect battery. See Clean battery terminals.
3.Place drain tray under drain plug.
4.Remove engine oil dipstick.
5.Remove sump drain plug. Allow oil to...

10MAINTENANCE
10
MAINTENANCE
RENEW AUTOMATIC GEARBOX FLUID AND
FLUID SCREEN - ZF
1.Ensure vehicle is level. Place drain tray under
drain plug.
2.Remove gearbox dipstick, located at rear of RH
rocker cover, to aid oil drainage. Remove drain
plug from bottom of sump and allow fluid to drain
completely.
3.Refit plug using a NEW sealing washer. Tighten
to
10 Nm, 8 lbf ft.
4.Remove and replace fluid screen.See
AUTOMATIC GEARBOX, Repair, Fluid Pan
Gasket and Screen
Refill and Check Fluid Level.
NOTE: The fluid...

MAINTENANCE
11
MAINTENANCE
CHECK/TOP-UP TRANSFER GEARBOX OIL
1.Ensure vehicle is level.
2.Disconnect battery negative lead.
3.Clean area around filler/level plug.
4.Remove plug and fill gearbox with recommended
grade of oil, until oil starts to seep from filler/level
hole.
See LUBRICANTS, FLUIDS AND
CAPACITIES, Information, recommended
lubricants and fluids
5.Clean any previously applied sealant from
filler/level plug.
6.Apply Hylomar sealant to threads of plug and
refit plug. Tighten to
30 Nm, 22 lbf...

10MAINTENANCE
12
MAINTENANCE
CHECK/TOP-UP FRONT AND REAR AXLE OIL
1.Ensure vehicle is level.
2.Using a 13mm, 0.5 in square drive wrench,
remove filler/level plug from axle.
3.If necessary inject oil of recommended grade
until it reaches level hole.
See LUBRICANTS,
FLUIDS AND CAPACITIES, Information,
recommended lubricants and fluids
4.Clean and refit filler/level plug and wipe away
surplus oil.
RENEW FRONT AND REAR AXLE OIL
1.Site vehicle on lift or level ground. Place
container under axle to be...

MAINTENANCE
13
MAINTENANCE
LUBRICATE PROPELLER SHAFT SLIDING AND
UNIVERSAL JOINTS
1.Clean all grease nipples on front and rear
propeller shafts.
2.Using a low pressure hand grease gun, apply
recommended grease, to grease nipples at front
and rear propeller shaft universal and sliding
joints.
CHECK VISUALLY BRAKE, FUEL PIPES/UNIONS
FOR CHAFING LEAKS AND CORROSION
CHECK EXHAUST SYSTEM FOR LEAKS,
SECURITY AND DAMAGE
CHECK FOR FLUID LEAKS FROM POWER
STEERING AND SUSPENSION SYSTEMS,
HYDRAULIC PIPES AND UNIONS...

10MAINTENANCE
14
MAINTENANCE
RENEW FUEL FILTER
WARNING: Ensure that fuel handling
precautions given in Section 01 -
Introduction are strictly adhered to when
carrying out following instructions.
See
INTRODUCTION, Information, Fuel Handling
Precautions
WARNING: The spilling of fuel is
unavoidable during this operation. Ensure
that all necessary precautions are taken to
prevent fire and explosion.
The fuel line filter is located on RH chassis side
member forward of the rear wheel arch.
1.Disconnect battery...

MAINTENANCE
15
MAINTENANCE
CARRY OUT ROAD OR ROLLER TEST
WARNING: Two wheel roller tests must be
restricted to 8 mph, 5km/hour. Do not
engage the differential lock or the vehicle
will drive off the test rig because the vehicle is in
permanent four wheel drive.
For details of dynamometer testing.
See
INTRODUCTION, Information, Dynamometer
Testing
Check following items:
1.Inhibitor switch only operates in P and N.
2.Engine for excessive noise.
3.Automatic gear selection/shift speeds.
4.Gear selection/noise...

MAINTENANCE
1
SPECIFICATIONS, TORQUE TORQUE SETTINGS
Nm lbf ft
Road wheel nuts 130.............................................................. 95
Spark plugs 20...................................................................... 15
Automatic gearbox drain plug 10.......................................... 8
Transfer box drain/filler plugs 30........................................... 22
Fuel filter hose/pipe unions 30.............................................. 22
Steering box drop arm nut...

4.0 V8
1
REPAIR CRANKSHAFT REAR OIL SEAL
Service repair no - 12.21.20
Remove
1.Disconnect battery negative lead.
2.Remove drive plate.
See ENGINE 4.0 V8,
Repair, Drive Plate
3.Remove oil seal from location.
CAUTION: Do not damage seal location or
running surface on crankshaft.Refit
4.Ensure both seal location and running surface
on crankshaft are clean.
5.Ensure mating faces of flywheel and crankshaft
are clean.
6.Lubricate seal guideLRT-12-095with clean
engine oil. Position over crankshaft boss....

12ENGINE
2
REPAIR DRIVE PLATE
Service repair no - 12.53.13
Remove
1.Remove gearbox and transfer box assembly.
See AUTOMATIC GEARBOX, Repair,
gearbox and transfer box assembly
2.Remove 4 clamp ring bolts. Collect clamp ring.
3.Remove flexible drive plate/starter ring gear
assembly from hub aligner.
4.Remove 6 screws from hub aligner. Remove hub
aligner from crankshaft. Collect shim.
5.Check drive plate for distortion or cracks. Check
starter ring gear for chipped or broken teeth. If
either component shows...