Assessments - 2, GPA: 3.5
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The throttle linkage must be adjusted by moving the adjustment fixture (C). Consult with your Echo Dealer for correct adjustment procedure. 4. Connect 2 ignition stop leads (E, F) from throttle cable tubing to 2 ignition leads (E, F) on engine. CAUTION: Assure ignition terminals are completely covered by clear plastic sleeves. 5. Secure ignition leads against engine housing with clip (G). 6. Install air filter and cover. E F G B C D A Power PrunerTM oPeraTor's Manual 13 cuttInG attachment to drIVe shaft InstallatIon WARNING Saw Chain is sharp! Always wear gloves when handling assembly, otherwise serious personal injury may result. 1. Loosen the two (2) screws (C) and locator screw (D) on cutting attachment. 2. Loosen clamp knob (E) turning counter clockwise. 3. Pull upper tube (F) out of fiberglass lower tube 127-152 mm (5-6 in.), then slide (F) back into fiberglass lower tube exposing inner drive shaft (G). Align and join star shaped drive end of inner drive shaft (G) with cutting attachment shaft (H). 4. Align ridges (J) on upper tube with seams in cutting attachment. 5. Slide together aligning locator screw (D) in cutting attachment with locating hole (I) in upper tube. 6. Tighten locator screw (D). Tighten two (2) cutting attachment screws (C). 7. Extend upper tube to desired length. Tighten clamp knob (E) turning clockwise. d c c I E F d G H G J 1414 saW chaIn tensIon adJustment WARNING Always disconnect spark plug wire before servicing cutting attach- ment. Wear gloves when handling saw chain, otherwise serious personal injury may result. To Adjust Saw Chain Tension 1. Move stop switch to STOP position. 2. Disconnect spark plug lead. 3. Loosen two gearcase cover nuts (A) until finger tight. 4. Hold the bar nose up, and turn the adjuster screw (B) clockwise until the chain fits snugly against the underside of the bar, as shown. Cold Chain Only - turn adjuster screw CW an additional 1/8 - 1/4 turn. 5. Tighten both gearcase cover nuts with nose held up. Tighten rear nut first. 6. Pull the chain around the guide bar by hand. Reduce the chain tension if you feel tight spots. 7. When chain is properly tensioned, tighten gear case cover nuts securely. A B IMPORTANT Tighten gearcase cover nuts to 8 - 9 N•m (71 - 80 in. lbs.) DO NOT over-tighten nuts. Damage may result. 8. Keep chain properly tensioned at all times. NOTE All chains require frequent adjustment. 9. Connect spark plug lead. Power PrunerTM oPeraTor's Manual 15 operatIon WARNING Moving parts can amputate fingers or cause severe injuries. Keep hands, clothing and loose objects away from all openings. Always stop engine, disconnect spark plug, and make sure all moving parts have come to a complete stop before removing obstructions, clearing debris, or servicing unit. NOTICE: Use of unmixed, improperly mixed, or fuel older than 90 days, (stale fuel), may cause hard starting, poor performance, or severe engine damage and void the product warranty. Read and follow instructions in the Storage section of this manual. fuel WARNING Alternative fuels, such as E-20 (20% ethanol), E-85 (85% ethanol) or any fuels not meeting ECHO requirements are NOT approved for use in ECHO 2-stroke gasoline engines. Use of alternative fuels may cause performance problems, loss of power, overheating, fuel vapor lock, and unintended machine operation, including, but not limited to, improper clutch engagement. Alternative fuels may also cause premature deterioration of fuel lines, gaskets, carburetors and other engine components. Fuel Requirements Gasoline -Use 89 Octane [R+M/2] (mid grade or higher) gasoline known to be good quality. Gasoline may contain up to 10% Ethanol (grain alcohol) or 15% MTBE (methyl tertiary-butyl ether). Gasoline containing methanol (wood alcohol) is NOT approved. Two Stroke Oil - A two-stroke engine oil meeting ISO-L-EGD (ISO/CD 13738) and J.A.S.O. FC/FD Standards must be used. Echo brand premium Power Blend X TM Universal 2-Stroke Oil meets these standards. Engine problems due to inadequate lubrication caused by failure to use an (ISO/CD 13738) and J.A.S.O. FC/FDcertified oil, such as Echo premium Power Blend X TM, will void the two-stroke engine warranty. (Emission related parts only are covered for two years, regardless of two-stroke oil used, per the statement listed in the Emission Defect Warranty Explanation.) IMPORTANT Echo premium Power Blend X TM Universal 2-Stroke Oil may be mixed at 50:1 ratio for application in all Echo en gines sold in the past regardless of ratio specified in those manuals. Handling Fuel DANGER Fuel is VERY flammable. Use extreme care when mixing, storing or handling 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 caps slowly allowing pressure to equalize. • NEVER refuel a unit when the engine is HOT or RUNNING! • DO NOT fill fuel tanks indoors. ALWAYS fill fuel tanks o...