TOHATSU MFS2.5B Original Instructions Manual page 57

MFS2-25-35B_EUR_EN_141218N.book 57 ページ ２０１４年１２月１８日 木曜日 午後７時１２分
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Engine makes noise
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Incorrect adjustment of throttle link
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Insufficient cooling water flow, clogged or defective pump
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Faulty thermostat
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Cavitation or ventilation
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Incorrect propeller selection
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Damaged and bent propeller
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Improper thrust rod position
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Unbalanced load on boat
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Transom too high or too low
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Low compression
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Carbon deposits in the combustion chamber
Too much the valve clearance
TROUBLESHOOTING
Possible cause
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