TROUBLESHOOTING
IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACTYOUR AUTHORIZED SERVICE DEALER.
PROBLEM | POSSIBLE CAUSE | SOLUTION | ||
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Engine will not start: | 1. No spark. | 1. Check spark. Remove spark plug. Reattach the | ||
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| spark plug cap and lay spark plug on metal | ||
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| cylinder. Pull the starter rope and watch for | ||
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| spark at spark plug tip. If there is no spark, | ||
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| repeat test with a new spark plug. | ||
| 2. No fuel. | 2. Push primer bulb until bulb is full of fuel. If bulb | ||
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| does not fill, primary fuel delivery system is | ||
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| blocked. Contact a service dealer. If primer | ||
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| bulb fills, engine may be flooded (see next | ||
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| item). | ||
| 3. Flooded engine. | 3. Remove spark plug, turn trimmer so spark plug | ||
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| hole is aimed at the ground. Make sure lever is | ||
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| in the “WARM START” position and pull starter | ||
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| cord 10 to 14 times. This will clear excess fuel | ||
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| from engine. Clean and reinstall spark plug. | ||
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| With the throttle trigger fully depressed, pull | ||
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| starter cord three times with lever at “WARM | ||
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| START” position. If engine does not start, | ||
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| move choke lever to “COLD START” and follow | ||
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| normal starting instructions in "STARTING | ||
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| AND STOPPING" section. If engine still fails to | ||
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| start, repeat procedure with a new spark plug. | ||
| 4. Starter rope pulls harder now than | 4. Contact a service dealer. | ||
| when new. |
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Lever will not go into the | Throttle trigger is depressed. | Release throttle trigger. Refer to “Starting and | ||
"COLD START" position: |
| Stopping” earlier in this manual. | ||
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Engine starts but will not | Carburetor requires adjustment. | *Turn “L” needle counterclockwise 1/16 turn. If | ||
accelerate: |
| “L” low needle can not be turned counterclock- | ||
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| wise, do not force plastic limiter caps. Contact a | ||
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| service dealer. See Figure 27. | ||
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Engine does not reach full | 1. Check oil fuel mixture. | 1. Use fresh fuel and the correct | ||
speed and emits excessive | 2. Air filter dirty. | 2. Clean air filter. Refer to “Replacing and | ||
smoke: |
| Cleaning Air Filter” earlier in this manual. | ||
| 3. Carburetor requires adjustment. | 3. Turn “H” needle clockwise 1/16 - 1/8 turn. See | ||
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| Figure 27. | ||
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Engine starts, runs, and | Carburetor requires adjustment. | Turn idle speed screw clockwise to increase | ||
accelerates but will not |
| idle speed. See Figure 27. | ||
idle: |
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Blade continues to rotate at | Carburetor requires adjustment. | Turn idle speed screw counterclockwise to reduce | ||
idle speed: |
| idle speed. See Figure 27. If after adjustment, | ||
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| blade continues to rotate, return to an authorized | ||
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| service dealer for repair. | ||
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