Heavy Equipment Operator Certification Exam Prep · Question
Which of the following is a critical safety precaution when refuelling heavy equipment on a job site?
According to fuelling safety standards, the engine must be shut off and allowed to cool to prevent ignition of fuel vapours during refuelling operations.
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Question: Which of the following is a critical safety precaution when refuelling heavy equipment on a job site?
Answer options: ✅ Ensure the engine is shut off and cooled down.
- Keep the radio turned on for communication.
- Refuel with the vehicle running to prevent sparks.
- Smoke cigarettes to deter insects.
Correct answer: Ensure the engine is shut off and cooled down.
Explanation: According to fuelling safety standards, the engine must be shut off and allowed to cool to prevent ignition of fuel vapours during refuelling operations.
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