Excavator Operator Certification Exam Prep · Question
During your daily walkaround, you discover a small, seeping leak from a hydraulic hose near the main control valve. The leak is dripping slowly, about 1 drop per minute. What is the appropriate next step?
Even a small hydraulic leak indicates a breach in the system, potentially leading to catastrophic failure, loss of hydraulic power, or environmental contaminati
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Question: During your daily walkaround, you discover a small, seeping leak from a hydraulic hose near the main control valve. The leak is dripping slowly, about 1 drop per minute. What is the appropriate next step?
Answer options:
- Monitor the leak throughout the day for any increase.
- Clean the area and continue operation, reporting it at the end of the shift. ✅ Tag out the machine immediately and report the leak for repair, as even a small leak can indicate a serious issue.
- Place an absorbent pad underneath to collect the drips and continue operation.
Correct answer: Tag out the machine immediately and report the leak for repair, as even a small leak can indicate a serious issue.
Explanation: Even a small hydraulic leak indicates a breach in the system, potentially leading to catastrophic failure, loss of hydraulic power, or environmental contamination. As per good maintenance practice and safety protocols, the machine should be tagged out and repaired immediately before further use.
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Question explanations
- During a final inspection of an excavator, prior to beginning work, an operator notices significant play in th
- An excavator operator is preparing to dig a trench in cohesive soil. To achieve maximum breakout force, what a
- Which control typically governs the arm (or dipper arm) movement for an excavator?
- What condition might require sloping or shoring of a trench less than 1.2 meters (4 feet) deep?
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