Furnace Repair Service: Responding to the homeowner's concern of their furnace frequently turning on and off, a detailed inspection uncovered a malfunctioning flame sensor as the root cause. The flame sensor is vital for detecting the presence of a flame, ensuring safe and efficient furnace operation. To rectify the issue and ensure a steady heating system, I replaced the faulty flame sensor with a new, dependable component. This replacement successfully resolved the short cycling problem, ensuring the homeowner now enjoys consistent and reliable furnace operation, maintaining a warm and comfortable home.