We like to educate our customers about the basics of their HVAC systems. Just a bit of knowledge can go a long way in helping homeowners like you recognize potential problems in their comfort systems and understand the best way to save money through efficient operation.
Today, we’re going to discuss a key part of a gas furnace (the heating system you most likely have). It’s the limit switch, which does several important jobs that keep a furnace running—and running safely and efficiently.
If you have issues with your furnace limit switch in Middletown or elsewhere in our service area, contact us right away to have the problem inspected and repaired.
The most common nugget of wisdom we impart to our customers to help them help their furnaces is to regularly change the furnace filter. This filter is usually located on the HVAC cabinet at the point where the return air ducts connect to where the blower is located. The filter does the job of blocking debris coming through the return air ducts so it won’t enter the cabinet and contaminant the furnace, blower, and other parts of the HVAC system. This filter isn’t self-cleaning, and after one to three months the congestion in the filter will start to cause problems and even lead to damage to the furnace. 
We want to start this blog with an assurance: gas furnaces are not inherently dangerous appliances. They’re found in millions of homes across the country, dutifully keeping families warm. Provided they receive regular maintenance and professional repairs as necessary, they can run at high degrees of safety throughout their service lives.
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You never want to start the cold weather months with a furnace that doesn’t seem up to the job. You want to know that after you turn the furnace on for the season and make the adjustment to the thermostat that you’ll receive the right amount of warmth for your family’s comfort. If your furnace isn’t keeping up the cold, there may be something wrong. It might be minor. Or it might be something that will require you to call us for 
Time to get ready for winter! We’re already experiencing days dipping down into the ‘40s, and that means your home’s furnace may have already turned on. We recommend you schedule regular maintenance for it if you haven’t already—and we’re the local 
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