Question 579General Subjects - Assistant Engineer70% to pass
What provision is made for sea chests for removal of ice from within the sea chest of a machinery space sea water cooling system during operation in icy waters?
AI Explanation
The correct answer is C) The ice may be removed by using the steaming out sea chest blow connection, if provided.
The reasoning behind this is that in icy waters, the sea chests (water intakes) of a vessel's machinery space cooling system can become blocked with ice buildup. To remove this ice, the vessel should have a steaming out connection on the sea chest that allows hot steam to be blown into the sea chest, melting the ice and clearing the blockage. This is a common and effective method for dealing with ice accumulation in sea chests during cold weather operations.
The other options are incorrect because they do not directly address the issue of ice removal from the sea chest. Antifreeze, fire main flushing, and compressed air connections may have other uses, but are not the primary means of removing ice buildup in the sea chest.
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