Which of the following statements represents acceptable practice for heavy fuel oil storage tank heating?

Correct Answer: Option B — The heavy fuel oil storage tanks currently on suction (or shall be within 24 hours) should be maintained 5-10oC above the fuel pour point until the fuel is transferred.

Storage tanks currently on suction or scheduled for transfer within 24 hours must maintain fuel temperatures 5 to 10 degrees Celsius above the pour point to ensure pumpability.