GENERAL SERVICE INFORMATION
TNV IDI Service Manual
4-9
Diesel Fuel
DIESEL FUEL
Diesel Fuel Specifications
Diesel fuel should comply with the following
specifications. The table lists several worldwide
specifications for diesel fuels.
Additional Technical Fuel Requirements
• The fuel cetane number should be equal to 45 or
higher.
• The sulfur content must not exceed 0.5% by
volume. Less than 0.05% is preferred. Especially
in U.S.A. and Canada, Ultra Low Sulfur fuel must
be used.
• Bio-Diesel fuels. See Bio-Diesel Fuels on
page 4-10.
• NEVER mix kerosene, used engine oil, or
residual fuels with the diesel fuel.
• Water and sediment in the fuel should not exceed
0.05% by volume.
• Keep the fuel tank and fuel-handling equipment
clean at all times.
• Poor quality fuel can reduce engine performance
and / or cause engine damage.
• Fuel additives are not recommended. Some fuel
additives may cause poor engine performance.
Consult your Yanmar representative for more
information.
• Ash content not to exceed 0.01% by volume.
• Carbon residue content not to exceed 0.35% by
volume. Less than 0.1% is preferred.
• Total aromatics content should not exceed 35%
by volume. Less than 30% is preferred.
• PAH (polycyclic aromatic hydrocarbons) content
should be below 10% by volume.
• Metal content of Na, Mg, Si, and Al should be
equal to or lower than 1 mass ppm. (Test analysis
method JPI-5S-44-95)
• Lubricity: Wear mark of WS1.4 should be Max.
0.018 in. (460 µm) at HFRR test.
Diesel Fuel Specification Location
ASTM D975
No. 1D S15
No. 2D S15
USA
EN590:96
European
Union
ISO 8217 DMX International
BS 2869-A1 or A2
United
Kingdom
JIS K2204 Grade No. 2 Japan
KSM-2610 Korea
GB252 China
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