Discovery 2. Manual — part 42

ENGINE - V8

REPAIRS 12-2-41

Gasket - timing gear cover

$% 12.65.04

Remove

1. Remove oil pick-up strainer.

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ENGINE - V8, REPAIRS, Strainer -

oil pick-up.

2. Remove timing gear cover oil seal.

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ENGINE - V8, REPAIRS, Seal - cover

- timing gears.

3. Remove engine oil filter.

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ENGINE - V8, REPAIRS, Filter - oil.

4. Remove and discard 3 bolts securing coolant

pump pulley and remove pulley.

5. Remove 3 bolts securing PAS pump pulley and

remove pulley.

6. Drain cooling system.

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COOLING SYSTEM - V8,

ADJUSTMENTS, Drain and refill.

7. Release clip and disconnect coolant hose from

coolant pump.

8. Disconnect multiplug from oil pressure switch.
9. Disconnect multiplug from CMP sensor.

10. If fitted: Loosen union and disconnect oil

cooler pipe from timing gear cover. Remove
and discard 'O' ring.

CAUTION: Always fit plugs to open
connections to prevent contamination.

11. Remove 9 bolts securing timing gear cover and

remove cover. Remove and discard gasket.

ENGINE - V8

12-2-42 REPAIRS

Refit

1. Clean mating faces of timing gear cover and

cylinder block. Clean dowels and dowel holes.
Ensure bolt holes are clean and dry, remove all
traces of sealant from bolt threads.

2. Fit new gasket, dry, to dowels in cylinder block.

3. Locate tool LRT-12-090 on timing cover and oil

pump drive gear.

4. Position timing cover to cylinder block and at

the same time, rotate tool LRT-12-090 until
drive gear keyway is aligned with Woodruff key.

5. Remove tool LRT-12-090.

6. Apply sealant, Part Number STC 50552 to

threads of timing cover bolts, fit bolts and
working in the sequence illustrated, tighten to
22 Nm (17 lbf.ft) . Ensure CMP sensor multiplug
bracket is secured by bolt.

7. If fitted: Fit new 'O' ring to oil cooler pipe,

connect pipe to timing gear cover and tighten
union to 15 Nm (11 lbf.ft).

8. Connect multiplug to oil pressure switch.
9. Connect multiplug to CMP sensor.

10. Connect coolant hose to coolant pump and

secure with clip.

11. Ensure mating faces of PAS pump pulley and

drive flange are clean, fit pulley and tighten
bolts to 22 Nm (16 lbf.ft).

12. Remove all traces of thread locking material

from coolant pump pulley drive flange bolt
holes using an M8 tap.

13. Ensure mating faces of coolant pump pulley

and drive flange are clean, fit pulley and tighten
new Patchlok bolts to 22 Nm (16 lbf.ft).

14. Ensure mating faces of oil filter and adaptor are

clean, smear clean engine oil onto seal and fit
filter.

15. Fit timing gear cover oil seal.

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ENGINE - V8, REPAIRS, Seal - cover

- timing gears.

16. Fit oil pick-up strainer.

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ENGINE - V8, REPAIRS, Strainer -

oil pick-up.

17. Refill cooling system.

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COOLING SYSTEM - V8,

ADJUSTMENTS, Drain and refill.

ENGINE - V8

REPAIRS 12-2-43

Seal - cover - timing gears

$% 12.65.05

Remove

1. Remove auxiliary drive belt.

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CHARGING AND STARTING,

REPAIRS, Belt - auxiliary drive.

2. Secure tool LRT-12-080 to crankshaft pulley

with 2 bolts.

3. Remove crankshaft pulley bolt.
4. Remove crankshaft pulley.

5. Use tool LRT-12-088, to remove oil seal from

timing gear cover.

Refit

1. Clean seal register in timing gear cover and

crankshaft pulley.

CAUTION: Seal is pre-greased, do not apply
additional lubricant.

2. Apply smear of Retinax LX grease to seal

running surface on crankshaft.

3. Fit seal to timing gear cover using tool LRT-12-

089 .

4. Fit crankshaft pulley bolt and tighten to 270 Nm

(200 lbf.ft).

5. Remove tool LRT-12-080 from crankshaft

pulley.

6. Fit auxiliary drive belt.

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CHARGING AND STARTING,

REPAIRS, Belt - auxiliary drive.