Heavy Equipment Operator Certification Exam Prep · Question
What is the primary role of a 'scheduled oil analysis' program in a preventive maintenance strategy for a fleet of graders?
Scheduled oil analysis is a powerful predictive tool. By testing oil samples, mechanics can detect microscopic particles of worn components, coolant leaks, or f
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Question: What is the primary role of a 'scheduled oil analysis' program in a preventive maintenance strategy for a fleet of graders?
Answer options:
- To confirm the oil is the correct colour for branding purposes. ✅ To predict potential component failures by detecting wear metals and contaminants in the oil.
- To verify that the oil was changed on time by checking its viscosity.
- To check for the presence of microbial growth in the oil reservoir.
Correct answer: To predict potential component failures by detecting wear metals and contaminants in the oil.
Explanation: Scheduled oil analysis is a powerful predictive tool. By testing oil samples, mechanics can detect microscopic particles of worn components, coolant leaks, or fuel dilution, allowing for early intervention before major failures occur.
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