Furnaces, Ovens and Autoclaves, Control Systems, Yaskawa ASP, Variable Frequency Drive VFD, OTSG - Once Through Steam Generators, FlexSteam From design to preventive maintenance and repair American Control and Engineering Service (ACES) is one of the few companies in the Wichita area qualified to both analyze and repair today’s demanding control systems. National aerospace customers such as Boeing and Spirit Aerosystems trust us to develop their PLC and electrical logic human interface solutions, and calibrate, repair and maintain their pyrometric systems to the highest national safety standards.