Of the various possible methods shown in the illustration, which is the correct method of attaching a TXV feeler bulb to a small large line (7/8" and larger) with a horizontal run? GS-RA-50 Illustration GS-RA-50: the U.S. Coast Guard has not released this illustration.
Official USCG Answer & Rule Citation
Correct Answer: Option B — C
Position C correctly mounts the TXV thermal bulb on the upper quadrant of a horizontal suction line (7/8 inch and larger) to prevent false sensing from oil lying in the pipe bottom.
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