Troubleshooting Guide: Furnace Won't Turn On - Causes and Solutions
Introduction A malfunctioning furnace can be a significant source of discomfort, especially during the colder months. When your furnace won't turn on, it's essential to diagnose the issue promptly to restore warmth and comfort to your home. In this article, we will explore the common causes behind a furnace failing to turn on and provide practical solutions for each scenario. Thermostat Issues The thermostat acts as the control center for your furnace, and a faulty thermostat can often be the root cause of heating problems. Here's what you can do: Solution: Check if the thermostat is set to "heat" mode and the temperature is set higher than the current room temperature. If it's a programmable thermostat, ensure the programmed settings are accurate. Replace the thermostat batteries if applicable, and check for loose or corroded wires. If these steps don't resolve the issue, consider replacing the thermostat. Power Supply Problems A furnace requires a stab...