During our visit, we performed [a thorough maintenance service on your furnace]. This involved [meticulously addressing the buildup on the flame sensor]. Additionally, we conducted [detailed assessments of the amp draw of both the blower motor and inducer motor]. Furthermore, we carefully inspected the condition of the heat exchanger, ensuring that it met all required standards. In addition, we checked ohms on hot surface igniter to guarantee its proper functioning. Lastly, we tested the overall operation of the system to ensure optimal performance.