Here are the general steps that a professional HVAC technician follows in furnace installation:

1. Performing a load calculation to determine the appropriate size and type of Bryant furnace for home. This will consider factors such as the square footage of the home, insulation, climate, and number of occupants.

2. Choosing an appropriate location for the furnace based on local codes and accessibility for maintenance.

3. Removing any existing equipment and preparing the installation site, including cleaning the area and ensuring proper ventilation.

4. Installing the furnace, including mounting it securely and connecting it to the ductwork, gas or oil supply, and electrical system.

5. Installing the thermostat and controls, ensuring that they are correctly wired and calibrated.

6. Testing the furnace to ensure that it is operating safely and efficiently, including checking for gas leaks, airflow, and proper functioning of the thermostat and controls.

7. Completing any necessary permits and inspections required by local building codes. After installation, it's always important to maintain your Bryant furnace by scheduling regular maintenance and cleaning. This will help to extend the lifespan of the furnace and keep it operating efficiently.