9. Maintenance
English
Maintenance, replacement, or repair of the emission control device and systems may be performed by any
■MAINTENANCE CHART
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| Every | Every | Every |
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| 25 | 50 | 100 |
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| System/compornent | Procedure | Before | hours | hours | hours | note |
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| use | after | after | after |
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| fuel leaks, fuel spillage | wipe out | ✔ |
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| fuel tank, air filter, fuel filter | inspect/clean | ✔ | ✔ |
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| replace, if necessary |
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ENGINE | idle adjusting screw | see ■ADJUSTING | ✔ |
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| replace carburetor |
IDLING SPEED (p.40) |
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| if necessary | |||
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spark plug | clean and readjust |
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| GAP: .025in(0.6~0.7 mm) | |
electrode gap |
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| replace, if necessary | |||
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| cylinder fins, intake air cooling vent | clean |
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| muffler, spark arrester, | clean, |
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| cylinder exhaust port | remove piled up carbon |
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SHAFT | throttle lever, ignition switch | check operation | ✔ |
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gear case | grease |
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screws/nuts/bolts | tighten/replace | ✔ |
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| ✔ | not adjusting screws | |
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UNIT | oiling port | clean | ✔ |
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guide bar | clean | ✔ |
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CUTTING |
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sprocket | inspect/replace |
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saw chain | inspect/replace | ✔ |
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