Engine : Engineering Safety - 86/968
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| Why is an upper limit switch used when raising the lifeboat? |
| A) To prevent the davits from pulling up against the stops. |
| B) To assist in raising the lifeboat when using the hand crank. |
| C) To keep the tricing lines from releasing or getting tangled. |
| D) To stop the lifeboat from being lowered. |
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