1. General 1.3 Fuel Oil, Lubricating Oil and Cooling Water (1) Fuel oil [NOTICE] Use of other than the specified fuel oil may fail to obtain the full engine performance or cause parts failures. l Applicable fuel Always use diesel gas oil IS0 8217DMA, BS 2869Al or A2 (cetane No. 45 min.) that is most suitable for desired engine performance. (2) Lubricating oil r [NOTICE] Use of other than the specified lubricating oil may cause inner parts seizure or early wear, leading to shortening of the engine service life. l Applicable lubricating oil Use lubricating oil of CD class of API Service Classification.
Select the viscosity number according to the ambient temperature by referring to the table below. Selection of viscosity (SAE Service grade) 1 l Handling of lubricating oil 1) Carefully store and handle the oil so as to prevent dust or dirt entrance. When supplying the oil, pay careful attention and clean around the filler port. Do not use mixture of different types of oil as it may degrade the lubricat- ing performance. Atmospheric temperature (“C) 2) 15W-40/1 OW-30 can be used almost throuohout the year. l-6