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4.2.1 Quality Grade 4.2.2 Winter Grade Fuel
4. Operating Media 4.1 Lube Oil
The commercially available diesel fuel
with sulphur content less than 0.05% be
used. If sulphur content is higher, then oil
change period should be halved. The
following specifications / standards are
approved
* IS 1460 : 2005
* ASTM D975 - 88 :1-D & 2-D
Waxing may occur at low temperatures
clogging the fuel system and reducing
engine efficiency. If the ambient
temperature is less than 0 deg. C Winter
grade fuel ( suitable down to -20deg.cel. )
should be used. This fuel is usually
available from filling stations well in
advance of the cold months.
* At temperatures below -20deg C.
kerosene should be added to the diesel
fuel. The relevant percentages are given
in the diagram at the right.
If summer grade diesel fuel must be used
at temperatures below 0 deg.C, up to 60%
kerosene can be added ( see diagram )
Legend :
I Summer diesel fuel
II Winter diesel fuel
A Outside temprature
B Percentage of kerosene to be
added
Mix in tank only. Fill with the
appropriate amount of
kerosene first, then the diesel
fuel.
Diesel fuels must never be
mixed with petrol
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