ENGINE 16 Fuels, Lubricants & Coolants Fuel High speed diesel conformimg to IS 1460 or DIN 51601 or equivalent is recommended to be used as fuel. Ratio for mixing of supplementry fuel and diesel are shown in table. Engine oil grade Ambient Temperature Deg. C SAE 15W 40 -10 and above SAE 10W 30 -20 to 0 SAE 5W 20 -10 and below Ambient Percentage temp. upto Summer grade Supplementary Deg. C diesel fuel Upto 0 100 0 0 to -10 70 30 -10 to -15 50 50 Care should be taken that diesel and supplementary fuel are thoroughly mixed before filling. Lubricants Recommended lubricants conform to the following specifications: 1. M/Grade oil 15W40 API-CF4 - Engine oil or equivalent Please use only recommended brand of oil for getting optimum aggregate performance. The oil change periods recommended in maintenance schedule should be adhered to. Use of reclaimed oil is not recommended. Engine oil Engine oil conforming to API CF4+ and MB 228.1 specifications are recommended. The engine oil grades and temperature ranges at which these can be used are given below : Ambient Percentage temp. upto Winter grade Supplementary Deg. C diesel fuel Upto - 15 100 - -15 to -20 70 30 -20 & below 50 50
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