Open duct sections are stored on a muddy site, and the crew plans to install them without end protection or cleaning. What should be corrected?
Correct Answer
B) Protect duct openings and clean contaminated sections before installation
Duct systems should be protected from construction debris and cleaned when contaminated before installation or startup. Other choices move contamination into the system rather than preventing it.
Why This Is the Correct Answer
Duct systems should be protected from construction debris and cleaned when contaminated before installation or startup. Other choices move contamination into the system rather than preventing it.
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