16FUELFuel RequirementsGasoline - Use 89 Octane [R+M/2] (mid grade or higher) gasoline orgasohol known to be good quality. Gasohol may contain up to 10%Ethyl (grain) alcohol or 15% MTBE (methyl tertiary-butyl ether).Gasohol containing methyl (wood) alcohol is NOT approved.Two Stroke Oil - A two-stroke engine oil meeting ISO-L-EGD (ISO/CD13738) and J.A.S.O. FC Standards, must be used. Echo brand Premium50:1 oil meets these standards. Engine problems due to inadequatelubrication caused by failure to use an ISO-L-EGD and J.A.S.O. FCcertified oil, such as Echo Premium 50:1 Two-stroke Oil, will void thetwo-stroke engine warranty. (Emission related parts only are coveredfor two years, regardless of two-stroke oil used, per the statement listedin the Emission Defect Warranty Explanation.)IMPORTANTEcho Premium 2-Stroke Oil may be mixed at 50:1 ratio for applicationin all Echo engines sold in the past regardless of ratio specified inthose manuals.Mixing Instructions1. Fill an approved fuel container with half of the required amount ofgasoline.2. Add the proper amount of 2-stroke oil to gasoline.3. Close container and shake to mix oil with gasoline.4. Add remaining gasoline and remix.5. Install fuel container cap and wipe any spilled fuel from containerand surrounding area.Handling FuelWARNING DANGERFuel is VERY flammable. Use extreme care when mixing, storing orhandling, or serious personal injury may result.• Use an approved fuel container.• DO NOT smoke near fuel.• DO NOT allow flames or sparks near fuel.• Fuel tanks/cans may be under pressure. Always loosen fuel capsslowly allowing pressure to equalize.• NEVER refuel a unit when the engine is HOT!• NEVER refuel a unit with the engine running.• DO NOT fill fuel tanks indoors. ALWAYS fill fuel tanks outdoorsover bare ground.• Securely tighten fuel cap after refueling.• Inspect for fuel leakage. If fuel leakage is found, do not start oroperate unit until leakage is repaired.IMPORTANTSpilled fuel is a leading cause ofhydrocarbon emissions. Some statesmay require the use of automatic fuelshut-off containers to reduce fuelspillage. Contact your ECHO dealer forordering information.After refueling• Wipe any spilled fuel from the unit.• Move at least 3 m (10 ft.) from refuelinglocation before starting the engine.After use• DO NOT store a unit with fuel in its tank.Leaks can occur. Return unused fuel to anapproved fuel storage container.StorageFuel storage laws vary by locality. Contactyour local government for the laws affectingyour area. As a precaution, store fuel in anapproved, air tight container. Store in a wellventilated, unoccupied building, away fromsparks and flames. Do not store fuel longerthan 30 days.IMPORTANTStored fuel ages. Do not mix more fuelthan you expect to use in thirty (30)days, ninety (90) days when a fuelstabilizer is added.IMPORTANTStored two-stroke fuel may separate.ALWAYS shake fuel container thor-oughly before each use.