TROUBLESHOOTING
IF THESE SOLUTIONS DO NOT SOLVE THE PROBLEM CONTACT YOUR AUTHORIZED SERVICING DEALER.
PROBLEM | POSSIBLE CAUSE | SOLUTION | |
Engine will not start. | 1. No spark. | 1. | Check spark. Remove spark plug. Reattach the spark plug |
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| cap and lay spark plug on metal cylinder. Pull the starter |
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| rope and watch for spark at spark plug tip. If there is no |
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| spark, repeat test with a new spark plug. |
| 2. No fuel. | 2. | Push primer bulb until fuel is visible in the bulb. If fuel is |
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| not apparent, the primary fuel delivery system is blocked. |
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| Contact a servicing dealer. If primer bulb fills, engine may |
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| be flooded (see next item). |
| 3. Starter rope pulls harder now | 3. | Contact a servicing dealer. |
| than when new. |
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Engine starts but will | Carburetor requires adjustment. | Contact a servicing dealer. | |
not accelerate. |
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Engine starts but will | Carburetor requires adjustment. | Contact a servicing dealer. | |
only run at high speed |
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at half choke. |
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Engine does not reach | 1. Oil / fuel mixture is incorrect. | 1. | Use fresh fuel and the correct |
full speed and emits | 2. Air filter is dirty. | 2. | Clean air filter, refer to “Replacing and Cleaning the Air |
excessive smoke. |
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| Filter” earlier in this manual. |
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| 3. Carburetor requires | 3. | Contact a servicing dealer. |
| adjustment. |
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| 4. Spark arrestor screen is dirty. | 4. | Contact a servicing dealer. |
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Engine starts, runs, | Carburetor requires adjustment. | Turn idle speed adjustment screw clockwise to increase idle | |
and accelerates, but |
| speed. See Figure 15. | |
will not idle. |
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IDLE SPEED
ADJUSTMENT
SCREW
Fig. 15
18
