You will see how to choose the correct kW kit, verify voltage and circuit ampacity, mount the heater, connect high-voltage and control wiring, set dip switches or jumpers, adjust airflow for the added heat load, update thermostat settings for auxiliary heat, and finish with. You will see how to choose the correct kW kit, verify voltage and circuit ampacity, mount the heater, connect high-voltage and control wiring, set dip switches or jumpers, adjust airflow for the added heat load, update thermostat settings for auxiliary heat, and finish with. How to Install a Heat Strip Introduction: Welcome to our YouTube video on how to install a heat strip! In this video, we will walk you through the different components of a heat strip, how to install it as new equipment or replacement, and the importance of correctly wiring it for optimal. These strips are placed in the airflow path to deliver heat when the system is in heating mode. Specifically, you can find them in the following locations: Air Handler: In a standard forced air system, the heat strips are installed directly inside the air handler. The air handler is the component. Get ready to add electric heat to your package unit the right way. Regularly inspect the system for signs of wear or damage, such as frayed wires or scorch marks. − Rooftop Unit models: FACR13SA-PS, FACR13SA-BL,FACR14SA-PS, FACR14SA-BL, FACR15SA-PS, FACR15SA-BL.