Volvo Penta D5 Operator's Manual page 73

Service restrictions for diesel fuel with FAME content between 11% and 30% (B11 to B30)
• Lube oil quality VDS-4,5 shall be used
• Oil dilution may occur. Make sure that oil level is not exceeding maximum level, in that case change the oil
• Lube oil and filter change intervals shall be halved, or utilize oil sampling analysis
• The engines should be fitted with fuel filters with water separators
• A fuel heater is required, when high FAME diesel fuels are used below freezing point
• Biodiesel is aggressive to some materials used in fuel system components. Inspect seals, hoses, rubber
and plastic components daily. Replace any component that is damaged, softened or leaking. Clean biodiesel
from painted surfaces immediately to prevent paint damage.
• Do not use these fuels for engines with long downtime periods
• If the engine has not been used for a period of 4 weeks or more, the tank and the fuel system shall be flushed
clean by running the engine on at least one full tank of diesel fuel
• When shifting from diesel fuel to high FAME diesel fuel
- The fuel hoses and sealings shall be replaced
- The fuel tank shall be cleaned and the fuel filter shall be replaced after 50h
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Technical Data
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