Oilers/Plant Tenders (HHC) Civil Service Practice Exam

How should machinery aboard ship be lubricated?

1. Whenever necessary

2. Only before use

3. At regularly scheduled intervals

4. Once a month

The correct answer is: At regularly scheduled intervals

The lubrication of machinery aboard a ship is vital for ensuring optimal performance and prolonging the lifespan of equipment. Regularly scheduled intervals for lubrication are recommended because they help maintain consistent operational efficiency and prevent excessive wear and tear on moving parts. By adhering to a scheduled lubrication regime, you can also avoid potential machinery breakdowns that could lead to costly repairs and downtime. This systematic approach allows for better monitoring of machinery conditions, making it easier to identify any emerging issues before they escalate. Lubrication only when necessary may lead to missed opportunities for maintenance, resulting in increased friction and heat, which could cause failures. Lubricating solely before use might not account for the wear and tear that has occurred between uses. Likewise, a once-a-month schedule may not be adequate for all machinery, as some may require more frequent attention depending on their specific operational demands. Thus, the best practice is to follow a routine lubrication schedule that caters to the machinery's needs and usage patterns.