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Engine: Motor Plants and Auxiliary Boilers

Question 1,892 of 1,433

A main engine on your general-purpose supply vessel has experienced a low coolant water level alarm even though the water level in the expansion tank is normal. Assuming that 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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