Oilers/Plant Tenders (HHC) Civil Service Practice Exam

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What is the purpose of an oil sight gauge?

To measure oil pressure
To show the oil level in a bearing housing or crankcase
To indicate the temperature of the oil
To filter contaminants from the oil

The correct answer is: To show the oil level in a bearing housing or crankcase

An oil sight gauge is specifically designed to display the oil level within a bearing housing or crankcase. Its primary function is to allow operators and maintenance personnel to visually assess whether the oil level is within the appropriate range for optimal equipment performance. By monitoring the oil level, it ensures that there is enough lubrication present to prevent excessive wear and tear on machinery components. This visual reference is crucial because maintaining the correct oil level is essential for effective lubrication. Insufficient oil can lead to major mechanical failures, while excessive oil can cause issues as well. Therefore, the oil sight gauge serves as a straightforward but vital tool for monitoring the health of the machinery’s lubrication system. Understanding this functionality helps operators maintain equipment reliability and efficiency.