The device shown in the illustration which is used for removing moisture from the liquid refrigerant in the system is labeled with what letter? Illustration GS-RA-12 Illustration GS-RA-12: the U.S. Coast Guard has not released this illustration.
Official USCG Answer & Rule Citation
Correct Answer: Option A — E
Component E in standard marine liquid-line schematics designates the liquid line filter-drier. Its primary function is to chemically bind free moisture and mechanically filter particulate contaminants, protecting the thermostatic expansion valve and compressor from freezing and acidic degradation.
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