Your furnace has one job: to blow out hot air. So, if it’s not even doing that properly, then you have an issue on your hands.
Okay, maybe you didn’t need an HVAC technician to tell you that a broken furnace is a problem. We’ll take it a step further, then, by giving you some ideas on why it may not be working.
Of course, diagnosing a furnace isn’t something we can accurately do through a blog post. If at any point during your inspection you find yourself in over your head or are uncertain about what you’re doing, don’t hesitate to call us up for an expert opinion. We can walk you through some basic troubleshooting issues or offer to come over if necessary.
With that being said, airflow issues in furnaces might be caused by: