These recommendations are written to cover the testing of air conditioning equipment functioning as a complete and installed system in prototype civil aircraft for the purpose of:

1. A Demonstrating the safety of the installation and equipment.
2. B Demonstrating performance of the installation and equipment.
   1. a Source of heat
   2. b Source of fresh air and/or ventilation
   3. c The cooling system
   4. d Distribution system including ducting, joints, etc.
   5. e Water separator
   6. f Exhaust system
   7. g Temperature control system.
   8. h Cabin pressurisation system including flow and pressure controls.
3. C Obtaining data for future design and to aid in the analysis of in-service performance of the systems and equipment.