Maintenance Excitement
Senior Airman Guadalupe Retana, 161st Maintenance Group engine mechanic, changes out the ignition exciter box on a KC-135r as part of a routine maintenance inspection, Phoenix, Oct. 1, 2011. This scheduled maintenance includes checking all four engines, changing filters and ensuring there aren’t any oil or fuel leaks. (U.S. Air Force Photo by Staff Sgt. Courtney Enos/Released)

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Photo by: Staff Sgt. Courtney EnosReleased |  VIRIN: 111001-F-XM694-060.JPG