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Engine: Motor Plants and Auxiliary Boilers

Question 1,736 of 1,433

A main-engine on your articulated tug-barge unit has experienced a low coolant water level alarm even though the water level in the expansion tank is normal. If the float activated switch is designed to open at low coolant level to activate the alarm, which of the following would account for this?

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Appears on the 2026 sample exam for

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