4/11/2012 - U.S. Air Force Airman 1st Class James Ruggiero, 18th Component Maintenance Squadron hydraulic aircraft systems journeyman, bench tests a jet fuel starter accumulator to ensure it functions properly before installing it in an aircraft on Kadena Air Base, Japan, April 5, 2012. The 18th CMS maintains the brakes, struts and any other hydraulic systems in need of repair or service. (U.S. Air Force photo by Airman 1st Class Tara A. Williamson/Released)

4/11/2012 - U.S. Air Force Staff Sgts. Craig Rasmussen and Kyle Storkao, 18th Component Maintenance Squadron hydraulic aircraft systems technicians, work together to assemble a lower piston for a strut on Kadena Air Base, Japan, April 5, 2012. The 18th CMS rebuilds and refurbishes hydraulic systems for aircraft mechanics and base force security. (U.S. Air Force photo by Airman 1st Class Tara A. Williamson/Released)

4/11/2012 - U.S. Air Force Senior Airman Stephen Geary, 18th Component Maintenance Squadron hydraulic aircraft systems journeyman, makes sure to get a tight grip with a wrench before loosening a bolt during a test on an aerial refueling drogue from a U.S. Air Force KC-135 Stratotanker refueling aircraft on Kadena Air Base, Japan, April 5, 2012. The refueling drogues require an inspection every 180 days to ensure they are in proper working order. (U.S. Air Force photo by Airman 1st Class Tara A. Williamson/Released)

4/11/2012 - U.S. Air Force Airman 1st Class William Vinson and Senior Airman Stephen Geary, 18th Component Maintenance Squadron hydraulic aircraft systems journeymen, test an aerial refueling drogue from a U.S. Air Force KC-135 Stratotanker refueling aircraft on Kadena Air Base, Japan, April 5, 2012. The refueling drogues require a test every 180 days to ensure they are in proper working order. (U.S. Air Force photo by Airman 1st Class Tara A. Williamson/Released)

4/11/2012 - U.S. Air Force Senior Airman Matthew Foos, Airmen 1st Class James Ruggiero and Andrew Howes, 18th Component Maintenance Squadron hydraulic aircraft systems technicians, perform scheduled maintenance on a jet fuel starter on Kadena Air Base, Japan, April 5, 2012. Servicing hydraulic systems for aircraft and force security is an everyday job for the technicians of the 18th CMS. (U.S. Air Force photo by Airman 1st Class Tara A. Williamson/Released)