After Every 100 Flying Hours, The Kc-135 Is Required To Undergo A Phase Inspection Which Involves The Use Of T.O. Ic-135 (K) A-06 That Is Condensed On Work Cards For Use By Maintenance Personnel. The Phase Consists Of Two Days Work.In This Painting The Number 4 Engine Is Being Inspected For Oil, Fuel Or Hydraulic Leaks The Man On The Wing Is Inspecting For Fuel Leaks The Man Under The Wing Is Preparing To Inspect The Inborn Aileron Trim Tab For Wear The Air Refueling Boom Is Being Inspected And The Power Control Unit (Pcu) In The Stabilizer Is Being Inspected.The Mission Of The 410th Organizational Maintenance Squadron Is The Same As The Mission Of Sac:Develop And Maintain A Capability Of Conducting Long-Range Bombardment Operations Using Assigned Weapons And To Implement And Sustain The Capability To Engage In Effective Air Refueling Operations.