Hydraulic systems Airmen service KC-46
Senior Airman Ryan Fugit and Senior Airman Steven Scott, 22nd Aircraft Maintenance Squadron hydraulic journeymen, drain skydrol, specialized hydraulic fluid, from a KC-46A Pegasus’ center hydraulic system reservoir Jan. 7, 2021, at McConnell Air Force Base, Kansas. The skydrol was drained into a 55-gallon drum to flush contaminated liquid after a gear swing, a method used to cycle fluid in an aircraft. (U.S. Air Force photo by Senior Airman Alan Ricker)