valutazioni - 4, GPA: 4.5 ( )

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(0.63 mm) electrode gap. Use an exact replacement and replace annually, or more frequently if necessary. STORING THE TRIMMER (1 MONTH OR LONGER) 1. Drain all fuel from tank into a container approved for gasoline. Run engine until it stops. 2. Clean all foreign material from the trimmer. Store it in a well-ventilated place that is inaccessible to children. Keep away from corrosive agents such as garden chemicals and de-icing salts. 3. Abide by all Federal and local regulations for the safe storage and handling of gasoline. Excess fuel should be used up in other 2-cycle engine powered equipment. B A C STOP AIR FILTER COVER FILTER Fig. 20 Fig. 21 STOP A B C LATCH PULL COVER TO OPEN TROUBLESHOOTING IFTHESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORIZED SERVICE DEALER. PROBLEM POSSIBLE CAUSE SOLUTION Engine will not start: 1. No spark. 2. No fuel. 3. Engine is flooded. 4. Starter rope pulls harder now than when new. 1. Check spark. Remove spark plug. Reattach the spark plug cap and lay spark plug on metal cylinder. Pull the starter rope and watch for spark at spark plug tip. If there is no spark, repeat test with a new spark plug. 2. Push primer bulb until bulb is full of fuel. If bulb does not fill, primary fuel delivery system is blocked. Contact a servicing dealer. If primer bulb fills, engine may be flooded, proceed to next item. 3. Remove spark plug, turn trimmer so spark plug hole is aimed at the ground. Move choke lever to “RUN” and pull starter cord 10 to 15 times. This will clear excess fuel from engine. Clean and reinstall spark plug. Pull starter three times with choke lever at “RUN”. If engine does not start, move choke lever to “CHOKE” and repeat normal starting procedure. If engine still fails to start, repeat procedure with a new spark plug. 4. Contact a servicing dealer. Engine starts but will not Engine requires approximately three Allow engine to completely warm up. If engine does accelerate: minutes to warm up. not accelerate after three minutes, contact a servicing dealer. Engine starts but will only Carburetor requires adjustment. Contact a servicing dealer. run at high speed at half choke: Engine does not reach full 1. Check oil fuel mixture. 1. Use fresh fuel and the correct 2-cycle oil mix. speed and emits exces-2. Air filter is dirty. 2. Clean air filter. Refer to “Replacing and sive smoke: Cleaning Air Filter” earlier in this manual. 3. Spark arrestor screen is dirty. 3. Contact a servicing dealer. Engine starts, runs, and Idle speed screw on carburetor needs Turn idle speed screw clockwise to increase idle accelerates but will not adjustment. speed. See Figure 22. idle: Page 19 TROUBLESHOOTING IFTHESE SOLUTIONS DO NOT SOLVETHE PROBLEM CONTACTYOUR AUTHORIZED SERVICE DEALER. PROBLEM POSSIBLE CAUSE SOLUTION String will not advance 1. String is welded to itself. when using 2. Not enough string on spool. the EZ Line™ tap advance system: 3. String is worn too short. 4. String is tangled on spool. 5. Engine speed is too slow. 1. Lubricate with silicone spray. 2. Install more string. Refer to “String Replacement” earlier in this manual. 3. Pull strings while alternately pressing down on and releasing spool retainer. 4. Remove string from spool and rewind Refer to “String Replacement” earlier in this manual. 5. Advance string at full throttle. Spool retainer hard to turn Screw threads are dirty or damaged. Clean threads and lubricate with grease - if no when using EZ Line™ tap improvement, replace the spool retainer. advance system: Grass wraps around 1. Cutting tall grass at ground level. 1. Cut tall grass from the top down to prevent driveshaft housing and wrapping. string head: 2. Operating trimmer at part throttle. 2. Operate trimmer at full throttle. Oil drips from muffler: 1. Operating trimmer at part throttle 1. Operate trimmer at full throttle. 2. Check oil/...

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