----- July 2004 Architecture and Engineering Guidelines Table of Contents 15.3.5 Load Calculations 15.3.6 Waste Heat Recovery 15.3.7 Energy Efficiency 15.4 Automatic Control Systems 15.4.1 General 15.4.2 Humidity Control 15.4.3 Simultaneous Heating and Cooling 15.4.4 Mechanical Ventilation Control 15.4.5 Energy Conservation Control Schemes 15.4.6 Automatic Control Dampers 15.4.7 Variable-Air