Over time, lubricants and filters lose their properties, so it is important to consider whether they need replacing, also based on the criteria described in Tab. 2.8 - 2.9.
Make sure that the oil and the coolant are up to the maximum level.
Start the engine and run it at idle speed for around 2 minutes.
Bring the engine to 75% of maximum rated speed for 5 to 10 minutes.
Stop the engine and while the oil still hot, perform the operation in Par. 5.2 - 5.3.
Replace the filters (air, oil, fuel) with original spare parts.
Perform the operations described in Par. 10.1 - 10.3.