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




