455. If a vessel is to be laid up for an extended period of time with minimal utilities provided from ashore, boilers may be laid up dry. What statement is true as it relates to protecting boiler firesides?

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a cap may be installed on the uptake outlet, and a ventilating unit may be installed to blow heated air into the furnace.

455. If a vessel is to be laid up for an extended period of time with minimal utilities provided from ashore, boilers may be laid up dry. What statement is true as it relates to protecting boiler firesides?

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