The HVAC Order of Operations is a set of procedures that must be followed in order to ensure the proper installation and operation of HVAC systems. This order of operations is designed to ensure that all components of the system are properly installed and functioning correctly. The order of operations includes a variety of steps, from the initial installation of the system to the final commissioning of the system. It is important to follow the order of operations to ensure that the system is properly installed and functioning correctly. The order of operations includes the following steps: installing the system, testing the system, inspecting the system, commissioning the system, and finally, maintaining the system. Following the order of operations ensures that the system is properly installed and functioning correctly, as well as helping to ensure that the system is safe and efficient.