TOHATSU MFS 4C Owner's Manual page 68

MFS4-5-6C_EUR_EN_141119N.book 68 ページ ２０１４年１２月６日 土曜日 午後７時４２分
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TROUBLESHOOTING
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Possible cause
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Low oil level
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Use of improper oil
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Oil deterioration
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Clogged oil strainer
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Faulty oil pump
Incorrect adjustment of throttle link
Insufficient cooling water flow, clogged or defective
pump
Faulty thermostat
Cavitation or ventilation
Incorrect propeller selection
Damaged or bent propeller
Improper thrust rod position
Unbalanced load on boat
Transom too high or too low