SC HVAC Contractor Practice Questions - South Carolina HVAC Contractor License Exam

What is the proper procedure for cleaning an evaporator coil clogged with mold in SC's humid environment?

Use a pressure washer Apply an EPA-registered coil cleaner, rinse with low-pressure water, treat with anti-microbial, and verify condensate drain is clear Just replace the coil Ignore it — mold is normal in SC

Correct Answer:

Apply an EPA-registered coil cleaner, rinse with low-pressure water, treat with anti-microbial, and verify condensate drain is clear

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