How Do You Fix Common Furnace Problems?
Don’t be left in the cold. A large percentage of service calls can be avoided. Learning how to fix the most common furnace problems yourself can keep you warm and save money. Step 1 Check the thermostat by doing the following; • Make sure the thermostat is on “heat” • Verify the room temperature (where the thermostat is located) is cooler than the thermostat temperature setting • If you have a programmable thermostat, verify the program has the correct day/time and the program is “running” • If you have a thermostat with a battery, verify the battery is good. Most thermostats will indicate a low battery condition (normally, a picture of a battery). Step 2 Verify all switches, breakers/fuses, and interlock switches are on. Check breakers/fuses at your electrical service panel. Also, there is a main on/off switch located somewhere on your furnace. It most often looks like a regular light switch. The blower compartment door normally has an interlock switch to make sure the blower shuts of
