This requirement is for the Teardown/Test/Evaluation(TT&E) and repair of Axial Impeller Fan ( also known as an " Air Cycle Machine"; NSN 4140-01-127-4674RN, 100526-1, 100526-2, and 100526-3). The Axial Impeller Fan is an internal component of the A/M32C-10C (C-10C) Aircraft Ground Support Air Conditioner (A/C) NSN 4120-01-101-4704. The A/M32C-10C delivers continuous conditioned air for cooling or heating of aircraft equipment cargo, or personnel during ground servcing and avionics checkout of F15, F16, or other aircrft during ground servicing and checkout.