November 12, 2019

Why Is My Furnace Blowing Cold Air?

On a cold winter day, the last thing you want to deal with is a furnace that doesn’t produce hot air. This issue could require just a minor fix, or it could be something more major that a professional will need to repair. Here are some reasons your furnace could be blowing cold air. The Filter Needs Replacing Dirty and clogged filters can cause severe problems, such as a cracked heat exchanger. Thankfully, a fail-safe mechanism could shut off the heat exchanger before any cracks occur. Once the part is turned off, the furnace won’t blow hot air. For filter replacements, part repairs, and other solutions, can assist residents of Madison and St. Clair. Changes to the Thermostat The weather outside is freezing, but someone changed the thermostat setting to “cool” or “fan.” Accidents do happen. Changing the setting to “on” could lead to the fan spinning and circulating air, but the heat-generating burners are off. Now, you’re only getting cool air. Check the thermostat and see if the settings are right. The Gas Line Isn’t Running A furnace connects to your gas line. Ignited gas creates the flames that heat the air. Is the gas company performing repairs and...

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October 10, 2018

Does Weather Damage My Heating System Over Time?

While normal rainfall does not damage an HVAC system over time, heavy amounts of continuous rain, as well as other forms of water, will deteriorate the interior and exterior of a heating system with proper maintenance by professional HVAC technicians. Flooding Flooding can severely impair the ability of a heating system to function properly. If your neighborhood has received over 10 inches in a short time, contact McFarland Indoor Comfort Systems today to schedule a thorough inspection of your unit. Excessively wet HVAC systems that cannot dry out for extended periods may suffer clogs, deteriorating wiring, insect infestations, and other problems potentially leading to operational failures. Hail and Ice While very short bursts of smaller than pea-sized hail won’t damage a heating system, longer bouts of bigger hail and icy rain will batter and possibly breach an unprotected HVAC system. However, what many people don’t know is that placing a heavy plastic tarp over an HVAC unit prevents air from flowing around the unit. Overheating or freezing up of the system could occur when HVAC units are too tightly covered. Snow Allowing snow to cover an heating unit for more than a couple of days allows moisture to constantly melt...

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March 20, 2018

Should I Repair or Replace my Heating Unit?

Eventually, every machine breaks down, and your air conditioning and heating unit isn’t an exception. Whether you should repair or replace it depends on different factors. If it’s just a simple problem that can be fixed with repairs, then go for it, but if the problem persists or is complex, then it might be time to replace it. In most circumstances, the heating unit can be repaired, just make sure you are not throwing your money away by fixing something that is not fixable. Here is a guide to help you decide on whether to repair or replace: The Unit’s lifespan A heating unit has a lifespan of about 10-15 years according to the National Association of National Builders. If you keep repairing it after this time, it probably will keep breaking down. So, it’s time to get a new one to avoid making unnecessary expenses. Cost of repairing VS costs of replacing Before you decide on whether to repair or replace, do some research from your service providers. If in the long run, you will spend more on repairs, then it’s probably wise to replace it now and avoid unnecessary future expenses. Safety Should the problems on your heating...

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