1995 LAND ROVER DISCOVERY lock

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REPAIR CRANKSHAFT REAR OIL SEAL
Service repair no - 12.21.20
Remove
NOTE: The crankshaft rear oil seal is
retained in its own housing, if the seal
requires replacing the housing and seal
assembly (1) must be renewed complete with the
housing seal (3). Housing and seal assemblies are
supplied with their own former/seal guide (2)
already fitted. This former must not be removed
before fitting the assembly to the engine. If a seal
and housing assembly is received without a
former/guide fitted it must be returned to the
supplier. Used formers/guides must be discarded
immediately after use, under no circumstances
should they be reused on other assemblies.
1.Disconnect battery negative lead.
2.Remove gearbox.
See MANUAL GEARBOX,
Repair, R380 Manual Gearbox
3.Remove clutch.See CLUTCH, Repair, Clutch
Assembly
4.Remove flywheel.See Flywheel
5.Remove five bolts and withdraw seal housing
and seal assembly complete with gasket.
Refit
6.Insert slave studs to seal housing mounting face.
7.Position new seal housing gasket over slave
studs and crankshaft flange onto cylinder block.

12ENGINE
16
REPAIR 8.Ensure housing seal is correctly seated in its
groove in new housing and seal assembly.
9.Fit new assembly, with former/guide in-situ, over
crankshaft flange, this action will eject
former/guide.
10.Secure assembly to cylinder block with five bolts
tightened to correct torque, removing slave studs
individually and inserting bolts.
11.Refit flywheel.
See Flywheel
12.Refit clutch.See CLUTCH, Repair, Clutch
Assembly
13.Refit gearbox.See MANUAL GEARBOX,
Repair, R380 Manual Gearbox
14.Reconnect battery negative lead.CRANKSHAFT BEARING BUSH
Service repair no - 12.21.45
1.Disconnect battery negative lead.
2.Remove gearbox.
See MANUAL GEARBOX,
Repair, R380 Manual Gearbox
3.Remove clutch.See CLUTCH, Repair, Clutch
Assembly
4.Remove flywheel.See Flywheel
5.Remove bearing bush.
NOTE: The bearing bush can be removed
by using one of the following methods.
Method 1.
Obtain a short length of steel rod of a diameter having
a good slide fit in the bore of the bush. Pack the bore
with grease and insert the steel rod into the end of the
bore, give a sharp blow with a hammer and the
grease should drive out the bush. It is recommended
that the bush and rod be covered by a suitable cloth
or rag to prevent grease from splashing.

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REPAIR Method 2.
Thread the bore of the existing bush and using a
suitable bolt extract the bush. Thoroughly clean bush
location ensuring all swarf is removed.
Fitting
6.Fit new bush using a suitable shouldered drift,
inserting bush flush with end of crankshaft.
7.Refit flywheel.
See Flywheel
8.Refit clutch.See CLUTCH, Repair, Clutch
Assembly
9.Refit gearbox.See MANUAL GEARBOX,
Repair, R380 Manual Gearbox
10.Reconnect battery negative lead.FLYWHEEL HOUSING
Service repair no - 12.53.01
Remove
1.Disconnect battery negative lead.
2.Remove gearbox.
See MANUAL GEARBOX,
Repair, R380 Manual Gearbox
3.Remove clutch.See CLUTCH, Repair, Clutch
Assembly
4.Remove flywheel.See Flywheel
5.Remove starter motor.
6.Remove two bolts from top of flywheel housing.
7.Remove four bolts from bottom of flywheel
housing.
8.Remove six inner bolts and lift off flywheel
housing.
Refit
9.Clean rear face of housing and mating face on
block, ensuring all old sealant is removed.

12ENGINE
18
REPAIR 10.Apply sealant to flywheel housing mating face on
cylinder block (Fig. J5944).
11.Fit housing to cylinder block and secure with
bolts as removed. Tighten to
45 Nm.
12.Remove surplus sealant from block.
13.Refit starter motor.
14.Refit flywheel.
See Flywheel
15.Refit clutch.See CLUTCH, Repair, Clutch
Assembly
16.Refit gearbox.See MANUAL GEARBOX,
Repair, R380 Manual Gearbox
17.Reconnect battery negative lead.OIL FILTER
Service repair no - 12.60.01
Remove
1.Place drain tray under filter.
2.Unscrew filter anti-clockwise, using a strap or
spanner.
Refit
3.Smear clean engine oil on seal of new filter.
4.Screw on filter until sealing ring touches
machined face, then tighten a further half turn by
hand only. Do not over tighten.

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REPAIR 23.Remove rocker cover.
24.Remove nuts and bolts and withdraw rocker
shaft assembly.
25.Remove push rods, store as an identified set to
allow refitment to same location.
26.Remove valve stem caps.
27.Evenly slacken, then remove, bolts retaining
cylinder head to block. Two of the bolts also
secure the air cleaner mounting bracket.
28.Lift off cylinder head and remove gasket.
Refit
29.Ensure face of cylinder block is thoroughly clean.
30.Select new gasket of correct thickness.
CAUTION: Three thicknesses of gasket are
available, different thicknesses are
identified by the number of small holes
punched in the right hand side of the gasket. One
hole identifies the thinnest gasket and three holes
the thickest. When renewing gaskets the gasket
being fitted must be of the same thickness as the
one removed. Therefore if the removed gasket had
two holes punched in the side the replacement
gasket must also have two holes punched in the
side.
31.Place gasket on cylinder block with identification
holes positioned towards rear on right hand side
and side marked TOP uppermost.
32.Clean mating face of cylinder head.
33.Lower cylinder head onto block ensuring correct
location with dowels.

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REPAIR VACUUM PUMP
Service repair no - 70.50.19
Remove
NOTE: To ease pump removal set engine
to T.D.C. on No.1 cylinder.
1.Disconnect battery negative lead.
2.Detach servo hose from vacuum pump.
3.Remove six bolts securing vacuum pump.
4.Detach pump complete with harness bracket.
Note location of bracket for refitting.
Refit
5.Clean mating faces of pump and block.
6.Loosely assemble pump to block with a new
gasket and with harness bracket located under
head of bolt noted during removal.
7.Evenly tighten bolts, to depress pump plunger,
finally tightening to
25 Nm.
8.Connect vacuum hose and secure with clip.
9.Reconnect battery negative lead.GENERATOR
Service repair no - 86.10.02
Remove
1.Disconnect battery negative lead.
2.Remove drive belt.
See Drive Belt Renew
3.Disconnect electrical leads from rear of
generator.
4.Remove securing bolt from bottom of generator.
5.Remove long through bolt from top fixing and
withdraw generator.
Refit
6.Reverse removal procedure.

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SPECIFICATIONS, TORQUE TORQUE VALUES
NOTE: Torque wrenches should be regularly checked for accuracy to ensure that all fixings are
tightened to the correct torque.
Nm
Engine block
Bearing cap 133...............................................................................................
Blanking plug, oil gallery, rear 37....................................................................
Oil squirt jet assembly 17................................................................................
Drain plug, cylinder block 25...........................................................................
Oil squirt jet, vacuum pump cam 7.................................................................
Connecting rod to cap 59................................................................................
Oil pick up assembly to bearing cap 9...........................................................
Oil pick up assembly to front cover 25............................................................
Camshaft thrust plate 9..................................................................................
Oil drain pipe to block (internal) 25.................................................................
Oil drain pipe to block (external) 25................................................................
Sump to cylinder block and front cover 25......................................................
Drain plug, oil sump 35...................................................................................
Tappet guide 14..............................................................................................
Breather side cover assembly 25....................................................................
Baffle plate to breather side cover 4..............................................................
Vacuum pump 25............................................................................................
Fuel lift pump 25.............................................................................................
Flywheel housing 45.......................................................................................
Flywheel housing clutch cover stud 10...........................................................
Plug, flywheel housing 12...............................................................................
Rear oil seal assembly 25...............................................................................
Oil filter adaptor 45..........................................................................................
Waxstat adaptor to oil filter adaptor 9............................................................
Oil pressure switch 17.....................................................................................
Oil filter, spin on 13.........................................................................................
Oil cooler unions to filter adaptor 45...............................................................
Oil level tube 25..............................................................................................
Engine mounting foot to cylinder block 85......................................................
Engine mounting foot to flywheel housing 45.................................................
Engine mounting foot rubber to mounting foot (bolt and nut) 85.....................
Flywheel to crankshaft 146..............................................................................
Clutch cover plate to flywheel 34....................................................................
Flex drive plate to crankshaft (auto) 146..........................................................
Flex drive plate to ring gear (auto) 25.............................................................
Flex drive plate to torque converter (auto) 45.................................................

12ENGINE
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SPECIFICATIONS, TORQUECylinder head
Cylinder head to cylinder block See repair section......................................................
Stub pipe heater feed 22.................................................................................
Water temperature sensor 14.........................................................................
Blanking plug cylinder head 14.......................................................................
Engine lifting brackets 25................................................................................
Electrical harness clip bracket 25...................................................................
Exhaust manifold stud 10................................................................................
Exhaust manifold nut 45.................................................................................
Inlet manifold stud 8.......................................................................................
Inlet manifold nut and bolt 25..........................................................................
Air temperature sensor, inlet manifold 14.......................................................
Blanking plug, inlet manifold 14......................................................................
Heatshield to inlet manifold 6.........................................................................
Glow plug 20...................................................................................................
Glow plug terminal nut 2................................................................................
Injector clamp (stud) 8...................................................................................
Injector clamp (nut) 25....................................................................................
Thermostat housing 25...................................................................................
Water outlet elbow to thermostat housing 25..................................................
Water temperature switch, thermostat housing 11..........................................
Plug thermostat housing 6.............................................................................
Rocker shaft pedestal bolt 5 + 50° .....................................................................
Rocker cover (stud) 8.....................................................................................
Rocker cover (fixing nut) 10............................................................................
Breather cyclone to rocker cover 9................................................................
Tappet adjusting nut 16..................................................................................
Front cover to cylinder block 25......................................................................
Front cover plate to front cover 25..................................................................
Static idler - timing belt (stud) 10.....................................................................
Static idler - timing belt (nut) 45......................................................................
Tensioner (timing belt) 45...............................................................................
Camshaft hub bolt 80......................................................................................
Timing pulley to camshaft hub 25...................................................................
Fuel injection pump (stud) 8...........................................................................
Fuel injection pump (nut) 25...........................................................................
Abutment bracket to injection pump 25...........................................................
Support bracket injection pump to cylinder block 25.......................................
Fuel injection pump access plte to front cover plate 25..................................
Timing pulley to injection pump hub 25...........................................................
TV Damper pulley bolt to crankshaft 80 + 90° .....................................................
Fan pulley to hub 25.......................................................................................
Fan and viscous coupling to hub 45...............................................................
Auto tensioner, auxiliary drive (stud) 14..........................................................
Auto tensioner, auxiliary drive (nut) 45...........................................................
Auxiliary mounting bracket to cylinder block (stud) 8.....................................
Auxiliary mounting bracket to cylinder block (bolt and nut) 25........................
Water pump to block and mounting plate 25..................................................
Water pump pulley to hub 25..........................................................................