Sailors conduct maintenance on a fuel oil air cut-out valve.

110224-N-DR144-026
ARABIAN SEA (Feb. 24, 2011) Machinist's Mate 1st Class Christopher Atkins, right, assigned to the reactor department aboard the Nimitz-class aircraft carrier USS Carl Vinson (CVN 70), supervises as Machinist's Mate 3rd Class Amber Taylor disassembles a fuel oil air cut-out valve for the forward emergency diesel generators as Engineman 3rd Class Miguel Rivera and Engineman 2nd Class Timothy Baker look on. The Carl Vinson Carrier Strike Group is deployed supporting maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of responsibility. (U.S. Navy photo by Mass Communication Specialist 2nd Class James R. Evans/Released)

110224-N-DR144-026
 ARABIAN SEA (Feb. 24, 2011) Machinist's Mate 1st Class Christopher Atkins, right, assigned to the reactor department aboard the Nimitz-class aircraft carrier USS Carl Vinson (CVN 70), supervises as Machinist's Mate 3rd Class Amber Taylor disassembles a fuel oil air cut-out valve for the forward emergency diesel generators as Engineman 3rd Class Miguel Rivera and Engineman 2nd Class Timothy Baker look on. The Carl Vinson Carrier Strike Group is deployed supporting maritime security operations and theater security cooperation efforts in the U.S. 5th Fleet area of responsibility. (U.S. Navy photo by Mass Communication Specialist 2nd Class James R. Evans/Released)