Engine International HS 2.8L. Manual - part 10

International HS 2.8L

Lubrication System

4 6

INTERNATIONAL ENGINES

Note:

Multi-viscous SAE 15W/40: CCMC D-5 / ACEA AND 3 / API CG4.

LUBRICANT OIL PUMP

Removal

The lubricant oil pump of the Turbocharged
International HS 2.8L Engines is attached to the
timing housing.

1.

Remove timing housing, see TIMING
HOUSING - Removal.

2.

If it is necessary to replace oil pump, it is
recommended to replace the whole timing
housing, see TIMING HOUSING.

Recommended Lubricant Oils:

Note:

Multi-viscous oil: Keep its features even with high temperatures variations.
Use obligatory in International HS 2.8L Engines.

International HS 2.8L

Cylinder Head

4 8

INTERNATIONAL ENGINES

CYLINDER HEAD

Removal

Warning:

Loosen radiator lower and
upper hoses. Remove reservoir
cover and loosen water outlet
hose from thermostat housing.
Drain Cooiant water.

Warning:

Loosen exhaust duct from the
manifold.

1.

 Remove outlet elbow and thermostat.

2.

Loosen intake duct from manifold.

3.

Loosen nozzle-holder return pipe from fuel
injection pump.

4.

Remove all fuel system pipes.

5.

Remove nozzle-holders and washers.

6.

Remove air filter and / or intake manifold
hose.

7.

Remove turbocharger hoses.

8.

Remove intake and exhaust manifolds.

9.

Remove valves cover breather lateral hose.

10. Loosen the breather valve fixation bolt, remo-

ve valve together with valve pipe from intake
manifold, remove and discard o’ring.

11. Remove valves cover and gasket.

International HS 2.8L

Cylinder Head

4 9

8120081 - 05/02 - Service Manual

INTERNATIONAL ENGINES

12. Disconnect heating pipe from hoses and

remove it.

13. Remove wiring support fixation bolt in the

cylinder head.

14. Loosen nuts and bolts and remove rocker

arms shaft, see ROCKER ARMS - Removal.

15. Remove camshaft tappet push rods,

identifying them to reinstall in the same
position later.

16. Remove rear lift handle.

17. Uniformly loosen cylinder head fixation bolts

from engine block following the inverse of the
tightening sequence, removing them next.

18. Raise cylinder head and remove gasket.

Cylinder Head Cleaning, Inspection and
Resurfacing

1.

After the complete disassembly, flush
cylinder head with chemical biodegradable
greasing remover and water at 80 °C (176 °F)
under pressure, eliminating all presence of
carbon.

Remove existent incrustations in the water
galleries. Dry with air.

2.

Check for cracks or damages in the cylinder
head.

3.

Check cylinder head height.

4.

Check cylinder head distortion with a sheet
and a ruler of steel.

International HS 2.8L

Cylinder Head

5 0

INTERNATIONAL ENGINES

Note:

The maximum allowed distortion is 0.05 mm; over this value, cylinder head must be
replaced.

5.

Check nozzle maximum projection:

6.

Resurfacing can be made only if the
maximum nozzle projection to the cylinder
head does not surpass the specified
dimension (1.82 - 2.10 mm).

Note:

Assembly of sealing washers cannot compensate nozzle projection.

7.

Check valve guides, see VALVES.

8.

Check seats, see SEATS AND HOUSING.