This Aerospace Information Report (AIR) reviews the factors to be considered in determining the location and arrangement for auxiliary power unit (APU) installations for airborne applications and reviews requirements for flight suitability. The purpose of this document is to aid APU installation designers by assuring that no important design aspect of the installation will be overlooked.
SAE AIR4204-1991 Referenced Document
SAE AIR1174 INDEX OF STARTING SYSTEM SPECIFICATIONS AND STANDARDS
SAE AIR1191-1971 Performance of Low Pressure Ratio Ejectors for Engine Nacelle Cooling
SAE AIR4204-1991 history
1991SAE AIR4204-1991 Commercial Aircraft Auxiliary Power Unit Installations