TROUBLESHOOTING
Problem | Possible Cause | Solution | ||
Engine starts, runs, | Carburetor requires | Turn idle speed screw “T” clockwise to increase idle | ||
and accelerates | adjustment | to idle | speed. Refer to Adjusting the Carburetor in the | |
but will not idle. | speed. |
| Maintenance section of this manual. | |
Chain turns at | Carburetor requires | Turn idle speed screw “T” counterclockwise to de- | ||
idle. | adjustment to idle | crease speed. Refer to Adjusting the Carburetor in | ||
| speed. |
| the Maintenance section of this manual. | |
| Air leak in the intake | Contact an authorized service center for a rebuild kit. | ||
| system. |
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Bar and chain | Chain oil tank empty. | Oil tank should be filled every time fuel tank is filled. | ||
running hot and | Chain tension is too | Tension chain per instructions in Adjusting the Chain | ||
smoking. | tight. |
| Tension in the Maintenance section of this manual. | |
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| Oiler is not |
| Run at half throttle 30 to 45 seconds. Stop saw and | |
| functioning. |
| check for lubricant dripping from | |
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| bar. If lubricant is present, the chain may be dull or bar | |
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| may be damaged. If no lubricant is on the | |
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| contact an authorized service center. | |
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Engine starts and | Chain brake is | Release chain brake. Refer to Operating the Chain | ||
runs, but chain is | engaged. |
| Brake in the Operation | section of this manual. |
not rotating. | Chain tension is too | Tension chain per instructions in Adjusting the Chain | ||
| ||||
| tight. |
| Tension in the Maintenance section of this manual. | |
| Guide bar and | Refer to Replacing the Guide Bar and Chain in the | ||
| chain assembled | Maintenance section of this manual. | ||
| incorrectly. |
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| Guide bar and/or | Inspect guide bar and chain for damage. | ||
| chain are damaged. |
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| Drive sprocket teeth | Contact an authorized service center for drive sprocket | ||
| damaged |
| replacement. |
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Chain tensioning | Tip of guide bar is | Raise tip of guide bar while rotating tension adjustment | ||
dial is difficult to | not raised. |
| dial. |
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turn. | Clutch cover lock | Press in the clutch cover lock knob and rotate coun- | ||
| ||||
| knob is too tight. | terclockwise to slightly loosen the clutch cover before | ||
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| attempting to adjust chain tension. | |
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Page 39 — English
