GENERAL SERVICE INFORMATION4-10 TNV DI Service ManualDiesel FuelPrecautions and concerns regarding the use ofbio-fuels:1. Free methanol in FAME may result in corrosionof aluminum and zinc FIE components.2. Free water in FAME may result in plugging offuel filters and increased bacterial growth.3. High viscosity at low temperatures may result infuel delivery problems, injection pump seizures,and poor injection nozzle spray atomization.4. FAME may have adverse effects on someelastomers (seal materials) and may result infuel leakage and dilution of the enginelubricating oil.5. Even bio-diesel fuels that comply with a suitablestandard as delivered, will require additionalcare and attention to maintain the quality of thefuel in the equipment or other fuel tanks. It isimportant to maintain a supply of clean, freshfuel. Regular flushing of the fuel system,and / or fuel storage containers, may benecessary.6. The use of bio-diesel fuels that do not complywith the standards as agreed to by the dieselengine manufacturers and the diesel fuelinjection equipment manufacturers, or bio-diesel fuels that have degraded as per theprecautions and concerns above, may affectthe warranty coverage of your engine. SeeYanmar Limited Warranty on page 2-3.Filling The Fuel TankA DANGERFIRE AND EXPLOSION HAZARD!• Diesel fuel is flammable and explosiveunder certain conditions.• Only fill the fuel tank with diesel fuel.Filling the fuel tank with gasoline mayresult in a fire and will damage theengine.• NEVER refuel with the engine running.• Wipe up all spills immediately.• Keep sparks, open flames or any otherform of ignition (match, cigarette,static electric source) well away whenrefueling.• NEVER overfill the fuel tank.• Fill the fuel tank. Store any containerscontaining fuel in a well-ventilatedarea, away from any combustibles orsources of ignition.• Failure to comply will result in death orserious injury.0000005en