Land Rover V8 engine. Manual — part 7
ENGINE
14
OVERHAUL
12. Lubricate new timing cover oil seal with engine
oil.
13. Fit timing cover oil seal using tool LRT-12-089.
14. Fit crankshaft pulley, fit bolt and spacer
washer; tighten bolt to correct torque.
Sump - refit
1. Remove all traces of old sealant from mating
faces of cylinder block and sump.
2. Clean mating faces with suitable solvent and
apply a 2 mm bead of Hylosil white silicone
sealant to sump joint face as shown.
3. Fit sump, taking care not to damage sealant
bead.
4. Fit sump bolts and working from the centre
outwards, tighten progressively to correct
torque.
5. Fit and tighten screw securing dipstick tube to
LH rocker cover.
6. Fit dipstick.
Distributor - refit
1. Ensure timing pointer is aligned with 30 mark
on crankshaft pulley and No.1 piston is on the
compression stroke.
2. Engine numbers without suffix B: Position
oil pump drive shaft tongue at the ten to four
position.
3. Lubricate a new ’O’ ring with engine oil and fit
to distributor.
4. Turn distributor drive until rotor arm is
approximately 30
°
anti-clockwise from No.1
spark plug segment in distributor cap.
5. Insert distributor into timing cover, engage
drive gear and push distributor down until ’O’
ring enters bore; position distributor clamp on
stud.
ENGINE
OVERHAUL
15
6.
Engine numbers without suffix B: Locate
slotted adaptor to oil pump drive shaft tongue.
7. Check that centre line of rotor arm is aligned
with No.1 spark plug segment in distributor cap
and reference marks on distributor body and
clamp are aligned; reposition distributor if
necessary.
8. Remove rotor arm.
9. Rotate distributor to position pick-up opposite
nearest reluctor tooth.
10. Fit distributor clamp nut ensuring that
counterbored portion is towards clamp; tighten
nut.
11. Fit rotor arm.
CAUTION: This distributor setting is to
enable engine to be started. When engine
is refitted, ignition timing must be set
using electronic equipment.
OIL COOLER ADAPTER - ENGINE NUMBERS
WITHOUT SUFFIX B
Oil cooler adapter - remove
1. Remove oil filter element.
2. Mark position of adapter in relation to oil pump
cover.
3. Remove centre screw and withdraw adapter.
4. Remove and discard sealing ring.
Oil cooler adapter - refit
1. Thoroughly clean adapter.
2. Position new sealing ring, fit adapter, ensuring
marks previously made line up, fit and tighten
centre screw.
3. Lubricate sealing ring of oil filter with engine oil.
4. Screw filter on to filter head until it seats then
tighten a further half-turn.
ENGINE
16
OVERHAUL
OIL PUMP - ENGINE NUMBERS WITHOUT
SUFFIX B
Oil pump - remove
1. Remove sump.
2. Remove distributor.
3. Remove timing cover.
4. Remove oil cooler adapter - if fitted.
5. Remove oil pressure relief valve plug, discard
sealing washer.
6. Withdraw pressure relief valve spring and
valve.
7. Remove oil pressure switch, discard sealing
washer.
8. Remove bolts securing oil pump cover.
9. Remove cover, remove and discard gasket.
10. Withdraw oil pump gears.
Oil pump - inspection
1. Throughly clean oil pump gear housing, cover
and gears.
2. Clean oil pressure relief valve bore in housing.
3. Clean relief valve filter screen.
4. Inspect pump gears for wear and scoring.
5. Fit pump gears into housing.
6. Place straight edge across gears.
7. Check clearance between straight edge and
housing face.
Gear to housing minimum clearance =
0.05mm.
If clearance is below minimum specified check
gear recess in housing for wear. Renew
housing if necessary.
8. Remove oil pump gears from housing.
9. Clean oil pressure relief valve and spring.
10. Inspect relief valve for wear and scoring.
11. Inspect relief valve spring for wear or signs of
collapse.
Relief valve free length = 81.28 mm.
12. Check relief valve slides freely in its bore with
no perceptible side movement.
ENGINE
OVERHAUL
17
Oil pump - refit
1. Lubricate relief valve, spring, and bore in
housing with clean engine oil.
2. Fit relief valve and valve spring.
3. Fit new sealing washer to plug, fit plug and
tighten to correct torque.
4. Pack oil pump housing with Petroleum Jelly.
CAUTION: Use only Petroleum Jelly, no
other grease is suitable.
5. Fit oil pump gears ensuring that Petroleum
Jelly is forced into every cavity between teeth
of gears.
CAUTION: Unless pump is fully packed
with Petroleum Jelly it may not prime itself
when the engine is started.
6. Fit new pump cover gasket.
7. Position cover, fit bolts and tighten
progressively to correct torque.
8. Fit oil cooler adapter.
9. Fit timing cover.
10. Fit distributor.
11. Fit sump.
OIL PUMP - ENGINE NUMBERS WITH SUFFIX B
CAUTION: Overhaul procedures for the oil
pump and oil pressure relief valve are
limited to carrying out dimensional
checks. In the event of wear or damage being
found, a replacement timing cover assembly
must be fitted.
Oil pump - remove
1. Remove timing cover.
2. Remove oil pump drive gear.
3. Remove 9 screws securing cover plate,
remove plate.
4. Make suitable alignment marks on inner and
outer rotors, remove rotors.
Нет комментариевНе стесняйтесь поделиться с нами вашим ценным мнением.
Текст