Iveco Stralis AT/AD. Manual

COMPRESSOR CONTROL BELT

ASSEMBLY DIAGRAM

1. Crankshaft - 2. Air conditioner compressor

Assemble:

- air conditioner compressor automatic belt tightener;

- control belt.

When assembling the belts (1-3) operate on the belt
tighteners using fit tools (2-4), acting in the direction shown by
the arrows.

Figure 197

60579

Belt tighteners are automatic and do not need further
adjustment after assembly.

Figure 198

73580

The fittings of the cooling water and lubricating oil
pipes of the turbocharger have to be tightened to a
torque of:

- 35

±5 Nm, water pipe fittings;

- 55

±5 Nm, oil pipe female fitting;

- 20-25 Nm, oil pipe male fitting.

- oil dipstick;

- oil suction strainer;

- electrical connections and sensors;

- replenish the engine with the required amount of oil;

- remove the engine from the rotary stand and take off the

brackets (99361036) fixing the engine.

TRALIS

AT/AD

202

F3A ENGINE

Base - January 2003

Figure 199

60672

DETAIL A

LUBRICATION CIRCUIT

Oil falling

Oil under pressure

B - to cylinders 1 - 2 - 3
C - to cylinder 4
D - to cylinders 5 - 6

5430

LUBRICATION

Engine lubrication is obtained with a gear pump driven by the
crankshaft via gears.
A heat exchanger governs the temperature of the lubricating
oil.
It houses two oil filters, indicator sensors and safety valves.

203

TRALIS

AT/AD

F3A ENGINE

TRALIS

AT/AD

204

F3A ENGINE

Base - January 2003

The oil pump (1) cannot be overhauled. On finding any
damage, replace the oil pump assembly.

See under the relevant heading for replacing the gear (2) of
the crankshaft.

60560

73540

73541

Figure 200

Figure 201

MAIN DATA TO CHECK THE OVERPRESSURE

VALVE SPRING

OIL PUMP CROSS-SECTION

1. Overpressure valve — Start of opening pressure 10.1

±0.7 bars

Overpressure valve

Figure 202

205

TRALIS

AT/AD

F3A ENGINE

Oil pump

Content .. 52 53 54 55 ..

Iveco Stralis AT/AD. Manual - part 54