1999 LAND ROVER DEFENDER cooling

MANUAL GEARBOX
11
REPAIR Refit
44.Clean gearbox to engine mating faces, dowels
and dowel holes.
45.With assistance raise gearbox on jack and align
to clutch and engine.
46.Fit lower bolts securing clutch housing to engine
and tighten to50 Nm (37 lbf.ft).
NOTE: Do not fit upper bolts at this stage.
47.Fit earth leads and secure with bolt.
48.Connect Lucars to differential lock switch,
multiplug to reverse light switch, position
multiplug to bracket and connect low ratio detect
multiplug - if fitted.
49.Raise gearbox jack and guide transfer gearbox
lever through tunnel.
50.Secure body harness clips to bracket on top of
transfer gearbox.
51.Position battery earth lead to transfer gearbox
and tighten retaining nut.
52.Connect multiplug to speed sensor and secure
harness in clip on transfer gearbox.
53.Position mounting brackets and rubber
mountings, positioning heat shield to LH
mounting and tighten bracket bolts to85 Nm (63
lbf.ft).
54.Position nuts to mountings and tighten to48 Nm
(35 lbf.ft).
55.Remove 3 bolts securing support plate
LRT-99-007to gearbox.
56.Position handbrake cable through heel board.
57.Position clutch slave cylinder, fit bolts and
tighten to25 Nm (18 lbf.ft).
58.Clean propeller shafts and mating faces.
59.Position propeller shafts, align to marks and
tighten nuts to48 Nm (35 lbf.ft).
60.Clean intermediate silencer and tail pipe mating
faces.
61.Position silencer and secure on mountings,
using a new gasket align to tail pipe, fit nuts and
tighten to25 Nm (18 lbf.ft).
62.Refill gearbox with oil.See Adjustment.
63.Refill transfer gearbox with oil.See
MAINTENANCE ,
64.Fit exhaust front pipe.See MANIFOLD AND
EXHAUST SYSTEM, Repair.
65.Refit starter motor.See ELECTRICAL, Repair.
66.Fit bolt securing shim plate to clutch housing and
tighten10 Nm (7 lbf.ft).
67.Position heater pipe to gearbox housing, fit
upper bolts securing clutch housing to engine
and tighten to50 Nm (37 lbf.ft).
68.Position gearbox breather pipes to clips on
heater hose.69.Fit air cleaner.See FUEL SYSTEM, Repair.
70.Fit cooling fan.See COOLING SYSTEM,
Repair.
71.Fit and align tunnel cover, fit and tighten screws.
72.Position relay panel, fit spacers and tighten
screws.
73.Position hand-brake lever and tighten bolts to25
Nm (18 lbf.ft).
74.Connect handbrake cable to lever, fit clevis pin,
washer and new split pin.
75.Connect Lucar to hand-brake switch.
76.Position gaiter to handbrake lever and secure
with trim stud.
77.Locate insulation pad over gear levers and fit to
tunnel cover.
78.Align spline marks, fit gear lever to lower lever,
fit washer and secure with retaining nut.
79.Position gear lever cover.
80.Position gearbox tunnel carpet.
81.Fit gear lever and transfer gear lever knobs.
82.Reconnect battery negative lead.
83.Fit battery cover.
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41TRANSFER GEARBOX
2
REPAIR
13.Release handbrake outer cable from heelboard.
14.Remove breather pipe banjo bolt from transfer
gearbox high/low cross shaft housing and
discard sealing washers.
15.Remove retaining clip and disconnect high/low
operating rod from lever.
16.Remove cooling fan.See COOLING SYSTEM,
Repair.
17.Remove front exhaust pipe.See MANIFOLD
AND EXHAUST SYSTEM, Repair.
18.Drain transfer gearbox oil.
19.Remove 3 nuts securing intermediate silencer to
tail pipe.
20.Release intermediate silencer from rubber
mountings and remove silencer from tail pipe,
discard gasket.
21.Using a centre punch, mark relationship between
front propeller shaft and transfer gearbox drive
flanges and rear propeller shaft and brake drum
drive flanges.
22.Remove 4 nuts securing front propeller shaft to
transfer gearbox drive flange and remove
propeller shaft.
23.Remove 4 nuts securing rear propeller shaft to
brake drum flange.
24.Release propeller shaft and tie aside.
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41TRANSFER GEARBOX
6
REPAIR 71.Release propeller shaft, align flange markings
and connect to studs.
72.Fit nuts securing propeller shaft and tighten to48
Nm (33 lbf.ft).
73.Clean front propeller to transfer gearbox flange
mating faces.
74.Fit propeller shaft, align flange markings and
tighten nuts to48 Nm (33 lbf.ft).
75.Using new gasket, fit intermediate silencer and
tighten nuts to25 Nm (18 lbf.ft).
76.Fit exhaust front pipe.See MANIFOLD AND
EXHAUST SYSTEM, Repair.
77.Refill transfer gearbox with recommended oil.
78.Fit cooling fan cowl.
79.Fit high/low operating rod and secure with
retaining clip.
80.Position handbrake outer cable to heelboard.
81.Position handbrake cable to lever, fit clevis pin,
washer and new split pin.
82.Position handbrake gaiter and secure with trim
studs.
83.Fit insulation pad to tunnel.
84.Fit gear lever cover.
85.Fit gear lever knobs.
86.Position diagnostic plug bracket, access panel
and tighten screws.
87.Fit carpet to transmission tunnel.
88.Fit cubby box.See CHASSIS AND BODY,
Repair.
89.Fit cooling fan.See COOLING SYSTEM,
Repair.
90.Reconnect battery negative lead.
91.Fit battery cover.GASKET - REAR COVER PLATE
Service repair no - 41.20.30
Remove
1.Raise vehicle on’4 post ramp’.
2.Mark rear cover plate to bearing housing for
assembly purposes.
3.Noting fitted position of stud bolt and harness
clip bracket, remove 5 bolts and stud bolt
securing cover plate.
4.Collect harness clip bracket.
5.Remove cover plate.
Refit
6.Clean cover plate and mating face.
7.Apply Hylosil RTV 102 to rear cover mating face.
8.Align reference marks, fit cover plate.
9.Clean cover bolts and apply Loctite 290 threads
of bolts and stud nut.
10.Position clip bracket, fit stud nut and bolts,
tighten by diagonal selection to25 Nm (18
lbf.ft).
11.Check/top-up transfer gearbox oil.
12.Lower vehicle.
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76CHASSIS AND BODY
4
REPAIR WING - FRONT
Service repair no - 76.10.24
Remove
1.Remove wheel arch liner.See this Section.
2.Remove front grille.See this Section.
3.Release fixings and remove cooling fan cowl.
4.Remove air cleaner grille from front wing.
5.Remove 4 screws securing air intake elbow to
wing.
6.Remove 7 screws and remove heater air intake
grille from wing.
7.Remove 2 bolts securing heater air intake
bracket to inner wing. Remove bracket.
8.Remove heater air intake from wing and collect
seal.
9.Remove 2 bolts securing EGR solenoid to inner
wing and lay aside.
10.Remove 3 studs securing expansion tank pipe to
inner wing.
11.Remove 2 bolts securing PAS reservoir to inner
wing and lay aside.
12.Remove 4 bolts securing outer wing to inner
wing.
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CHASSIS AND BODY
7
REPAIR Refit
29.Fit bonnet cable grommet.
30.Fit side repeater lamp to wing.
31.Fit headlamp sealing ring, fit headlamp and
tighten screws.
32.Fit headlamp finisher, side and indicator lamps
and tighten screws.
33.Fit grille support bracket and tighten bolt.
34.With assistance, position and align wing to body
and locate bonnet cable to wing.
35.Connect headlamp, indicator, side lamp and side
repeater lamp multiplugs.
36.Fit bolt securing wing to bulkhead.
37.Fit bolts securing wing to’A’post.
38.Fit nut and bolt securing support stay to wing.
39.Fit bolt securing inner and outer wing to chassis.
40.Fit bolts securing radiator bracket to wing.
41.Fit bolts securing outer wing to inner wing.
42.Align wing and finally tighten all bolts.
43.Position wheel arch extension to wing, and fit
securing studs.
44.Position PAS reservoir to wing and tighten bolts.
45.Position expansion tank pipe and secure with
studs.
46.Position EGR solenoid and tighten bolts.
47.Position heater air intake seal and fit air intake.
48.Fit heater air intake bracket and tighten bolts.
49.Fit heater air intake grille and tighten screws.
50.Align air cleaner intake elbow, tighten screws
and fit grille.
51.Fit wheel arch liner.See this Section.
52.Position bonnet release cable to lock and tighten
screw.
53.Fit cooling fan cowl.
54.Fit front grille.See this Section.STEP - FOLDING - REAR DOOR
Service repair no - 76.10.41
Remove
1.Remove 2 bolts securing step to chassis
member, remove step and collect spacers.
Refit
2.Position step, fit spacer washers and tighten
bolts.
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PANEL REPAIRS
1
REPAIR WING LOWER FRONT
Remove
1.Disconnect both battery leads, negative lead
first. system.
2.Remove wheel arch eyebrow.
3.Remove wheel arch liner.
4. RH side:Remove aerial.
5.Remove air intake hose.
6.Remove bolts securing lower wing.
Refit
7.Prepare and clean panel joint faces.
8.Reverse removal procedure.HEADLAMP MOUNTING PANEL
Remove
1.Disconnect both battery leads, negative lead
first.
2.Disconnect all ECUs.
3.Remove radiator.See COOLING SYSTEM,
Repair.
4.Recover refrigerant from A/C system.See AIR
CONDITIONING, Repair.
5.Remove headlamp.See ELECTRICAL,
Repair.
6. LH side:Remove screen washer bottle.See
WIPERS AND WASHERS, Repair.
7. RH side:Position PAS reservoir aside.
8.Remove bolts and release welds securing panel,
remove panel.
Refit
9.Prepare and clean panel joint faces. Punch or
drill holes in new panel for plug welding as
shown.
10.Reverse removal procedure.
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77PANEL REPAIRS
2
REPAIR WING UPPER - LH
Remove
1.Disconnect both battery leads, negative lead
first.
2.Remove headlamp.See ELECTRICAL,
Repair.
3.Remove headlamp mounting panel.See this
Section.
4.Remove radiator.See COOLING SYSTEM,
Repair.
5.Recover refrigerant from A/C system.See AIR
CONDITIONING, Repair.
6.Remove receiver drier.See AIR
CONDITIONING, Repair.
7.Remove relevant A/C pipes.
8.Remove relevant heater intake pipes.
9.Remove screen washer bottle.
10.Remove wheel arch liner.See CHASSIS AND
BODY, Repair.
11.Remove bolts and release welds securing panel,
remove panel.
Refit
12.Prepare and clean panel joint faces.
13.Reverse removal procedure.
14.Align headlamps.See ELECTRICAL,
Adjustment.WING UPPER - RH
Remove
1.Disconnect both battery leads, negative lead
first.
2.Remove headlamp.See ELECTRICAL,
Repair.
3.Remove headlamp mounting panel.See this
Section.
4.Remove radiator.See COOLING SYSTEM,
Repair.
5.Recover refrigerant from A/C system.See AIR
CONDITIONING, Repair.
6.Remove relevant A/C pipes.
7.Position PAS reservoir aside.
8.Remove wheel arch liner.See CHASSIS AND
BODY, Repair.
9.Remove aerial.
10.Remove vacuum solenoid valve.
11.Release clips securing coolant reservoir.
12.Remove bolts and release welds securing panel,
remove panel.
Refit13.Prepare and clean panel joint faces.
NOTE: LH panel shown
14.Reverse removal procedure.
15.Align headlamps.See ELECTRICAL,
Adjustment.
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PANEL REPAIRS
3
REPAIR WHEEL ARCH - FRONT
Remove
The procedure to change the Inner Front Wheelarch is
the same as for the Wing Upper, except for removal of
the ABS sensors and shield, if fitted.
BULKHEAD ASSEMBLY
Remove
1.Disconnect both battery leads, negative lead
first.
2.Remove front lower wing.See this Section.
3.Remove RH and LH front upper wing.See this
Section.
4.Remove headlamp mounting panels.See this
Section.
5.Remove screen aperture.See this Section.
6.Remove both front doors.
7.Remove lower fascia panel.See CHASSIS
AND BODY, Repair.
8. Models with A/C:Remove relevant A/C pipes.
9.Remove front grille.
10.Drain cooling system.See COOLING
SYSTEM, Adjustment.
11.Remove radiator and intercooler.
12. Models with A/C:Remove condensor.
13.Remove air cleaner assembly.
14.Remove heater unit.See HEATING AND
VENTILATION, Repair.
15.Remove brake servo assembly.
16.Remove heater ducts.
17.Remove both front seats.
18.Remove front carpets.
19.Release all relevant harnesses and position
aside.
20.Remove facia support bracket.
Refit
21.Prepare and clean panel joint faces. Ensure all
necessary grommets and sealant is applied to
new bulkhead.
22.Reverse removal procedure.
23.Bleed brake system.See BRAKES,
Adjustment.
24.Align headlamps.See ELECTRICAL,
Adjustment.
25.Water test after refitting.
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