BEFORE YOU OPERATE34 TNV Operation Manual3. High viscosity at low temperatures may resultin fuel delivery problems, injection pumpseizures, and poor injection nozzle sprayatomization.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 asuitable standard as delivered, will requireadditional care and attention to maintain thequality of the fuel in the equipment or otherfuel tanks. It is important to maintain a supplyof clean, fresh fuel. Regular flushing of thefuel system, and / or fuel storage containers,may be necessary.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 v.Filling The Fuel TankA DANGER0000005enFIRE AND EXPLOSION HAZARD!• Diesel fuel is extremely flammable andexplosive under certain conditions.• Only fill fuel tank with diesel fuel.Filling fuel tank with gasoline mayresult in a fire.• NEVER refuel with engine running.• Wipe up all spills immediately.• Keep sparks, open flames or any otherform of ignition (match, cigarette,static electric source) away whenfueling / refueling.• NEVER overfill the fuel tank.• Fill fuel tank and store fuel in a well-ventilated area only.• Failure to comply will result in death orserious injury.