Exam (elaborations)
Nora Certification TOP TESTED 2024 QUESTIONS AND CERTIFIED ANSWERS
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The final adjustment for most oil burners is? - Combustion air Dirt or lint build-up in the bevel of the fan blades will: - Reduce the amount of combustion air. To change the air ratio for different firing rates with an adjustable head burner you: - Adjust the position of the draw assembly in...
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