In the illustrated single zone HVAC system, what statement represents the relationship between the exhaust, outside air and recirculation dampers? Refer to Illustration GS-RS-09 Illustration GS-RS-09: the U.S. Coast Guard has not released this illustration.
Official USCG Answer & Rule Citation
Correct Answer: Option C — The more the exhaust and outside air dampers are open, the more the recirculation damper is closed, and vice versa.
Under USCG National Maritime Center examination standards, the accepted correct answer is: The more the exhaust and outside air dampers are open, the more the recirculation damper is closed, and vice versa..
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