Oil quantities indicated are those required for periodical changes following the draining and filling procedures indicated in detail for each group.
*
In the event engine oil with "CH4" classification is used, the change interval can be prolonged to 500 hours providing that the outer temperature of operation
does not exceed 38 °C (100 °F) and that the percentage of sulphur in the fuel does not exceed 0.5 %.
In the event of really heavy duty conditions, reduce the greasing intervals.