Lennox Furnace Troubleshooting 101
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A Lennox furnace troubleshooting is crucial for comfort and survival in cold winter weather. Without it, we would still be huddling around wood fires to stay warm. Unfortunately, Lennox furnaces need regular professional tune-ups and homeowner upkeep to run strongly and efficiently.
Even with proper maintenance, however, Lennox furnaces can break down and develop problems that impede regular functioning. If your Lennox furnace is acting up or refusing to turn on, go over these Lennox furnace troubleshooting tips first, before you call in the pros.
Check Lennox furnace filter
The first thing you want to check is the air filter. Over time, Lennox furnace filters get dirty. Dirt and dust can quickly clog the filter, which impedes airflow, worsens indoor air quality, and can even prevent the Lennox furnace from turning on in some cases. It can also become a fire hazard and cause premature breakdowns due to excessive dust and dirt.
Check the thermostat
After verifying that your Lennox furnace filter is clean and installed properly, check the thermostat.
Check Lennox furnace switch and electrical panel
Sometimes, the filter and thermostat are fine. Instead, power could be the problem.
Check and Change Your Clogged Filter
This is a simple but essential part of Lennox furnace maintenance. One of the most common reasons to have a Lennox furnace not working is a clogged filter. It also happens to be the easiest maintenance chore.
Replacing your Lennox furnace filter regularly is a quick and simple task, and goes a long way in protecting HVAC components and improving your inside air quality.
Safety Switch on Lennox furnace Door
If your Lennox furnace is not operating, one of the first things you should do is check the safety switch on the Lennox furnace door. A Lennox furnace door safety switch prevents the fan and burner from coming on while the access panel is removed.
Lennox furnaces have a safety switch that pops out when the door is removed. The door must be in place for the switch to be activated and for the Lennox furnace to operate.
Look at the Burner Flames
The most common failures associated with your burners can come from contamination. You will want to inspect your burners to make sure they are free from debris.
You want to make sure your burners are clean and one way to do this is to look at the flames.
Oil the Lennox furnace Blower Once a Year
When preparing your Lennox furnace for winter, it is important to make sure all the components of your heating system are clean and in working order.
The Lennox furnace blower’s main function is to draw heat from the Lennox furnace and distribute it throughout the house. Keeping a Lennox furnace blower lubricated will extend the life of your Lennox furnace.
I know this article showed you how to fix some of the common furnace problems. Have you experienced any of the do-it-yourself repairs? Having your system inspected periodically, and at least as often as the manufacturer recommends, can prevent a minor repair from becoming a major endeavor.
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Remember while attempting do-it-yourself repairs can be satisfying and cost effective, it is important to be sure that you have the skills before attempting any work on your furnace. If the tips do not help you to detect or solve problems or if they are above your skill-level, you may need the services of a furnace repair professional.
