The purpose of the desert test was to determine the adequacy of the HH-53C systems and components during operation in a desert environment. Specific test objectives were to: (1) Determine the adequacy of the HH-53C systems components and ground equipment for operation as specified in the aircraft model specification; (2) Determine human requirements, i.e., the techniques or limitations involved to enable men to maintain and fly the aircraft in a ...
The purpose of the icing test was to determine the operational suitability of the HH-53C systems and components in artificial and natural icing conditions up to and including moderate icing. Moderate icing is defined as the accumulation of one-half inch of ice on a small probe per 20 miles.
The purpose of the arctic test was to determine the adequacy of the HH-53C, systems and components during operation after extended soaks in an arctic environment. Specific test objectives were to: (1) Determine the adequacy of the HH-53C systems components and ground equipment for operation in accordance with AFR 80-31 and as specified in the aircraft model specification; (2) Determine human requirements, i.e., the requirements for men to maintain and ...
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