HVAC Retro-Commissioning Exam
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Question 1 of 13
1. Question
Which of the following tasks would you do first for retro-commissioning?
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Question 2 of 13
2. Question
Why is it necessary to tune an HVAC system in a particular order or sequence?
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Question 3 of 13
3. Question
Which of the following is the best investment for a building owner?
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Question 4 of 13
4. Question
Which of the following tasks would you do last?
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Question 5 of 13
5. Question
How could an elevator shaft cause a serious comfort or energy problem?
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Question 6 of 13
6. Question
Which of these would reduce the energy-efficiency ratio of a residential ducted air-conditioning system compared to normal operation?
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Question 7 of 13
7. Question
Which of these would produce the greatest reduction of the efficiency of a heat pump compared to ideal operation?
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Question 8 of 13
8. Question
What does a volume damper in a duct take-off accomplish?
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Question 9 of 13
9. Question
What is the best and quickest way to begin to understand a complex HVAC system?
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Question 10 of 13
10. Question
What two ways could you adjust the airflow to a room?
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Question 11 of 13
11. Question
Which of the following tasks should you do before evaluating airflow or duct leakage?
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Question 12 of 13
12. Question
What is the purpose of a duct take-off volume damper?
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Question 13 of 13
13. Question
If you measure a return static pressure of -0.2 IWC and a supply static pressure of 0.4 IWC, what is the TESP?
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