So if you smell something akin to nail polish remover in your home, a refrigerant leak is the most likely culprit. If you can smell chemicals, somewhat intertwined with a slightly sweet scent, you may be dealing with a refrigerant leak. We recommended: Air Conditioner – Service once a year. © Copyright – Super Heat & Air – All Rights Reserved. And call us at 813-609-5015 to check out your home for an inspection. Without regular maintenance and cleaning, your evaporator coils will start emitting bad air conditioner smells over time. Smell around your home and see if any of the descriptions below match up with your situation: If your home smells like mold and mildew, you could have a clogged condensate line. But some smells could mean potentially dangerous hazards for you and your family. Air conditioning systems trap tiny particles that settle in the filters over time and cause mildew growth when exposed to moisture. And if a mouse crawled in there and died, you will know about it soon! Birds and rodents can take shelter in your air duct during the winter, where they can often die and begin to decompose. It could mean there’s a backed up sewer line or ruptured sewer pipe somewhere near your ductwork. In Florida, even the fall and winter are times when having a broken air conditioner just isn’t an option. So a strong urine smell coming from your register vents is a sign that you have live creatures in your system. 16/11/2017 > By Deb Aldrick. Mold and mildew growth is the most common cause of bad smells in your AC system. That’s because live rodents will pee and poop in your AC system. When not taken care of, the decomposition of a dead animal will create a foul stench that will permeate throughout your home. So it’s important to know what these bad odors mean before you call us at 813-609-5015 to take care of it. This one is pretty self-explanatory but if you or someone in your home smokes indoors, the fumes can be pulled into the evaporator coil. Once clogged, use a wet dry vac to get it done. Add to it the cool, damp environment your evaporator coil creates and you have a potential breeding ground for mold and mildew. Sometimes known as “dirty-sock syndrome,” a smelly air conditioner can ruin your day. The best way to find out if you have a dead animal in your AC system is by following your nose. But bad air conditioner smells might not necessarily be originating from the system itself. by Blair's Air Conditioning | Nov 16, 2018 | Air Conditioning. However, if the burning smell doesn’t disappear after a couple of minutes, check to see how dirty are the air filters. And mold and mildew from a roof leak or wet crawl space could also enter your duct system and produce the smell. If you have turned the heater on for the first time in awhile, it’s likely settled dust burning and nothing to worry about. And if that stench is coming from your vents, it’s not a good sign. Probably the most common culprit is a clogged filter. A refrigerant leak in your AC systems can create a smell similar to acetone. As mentioned before, the odor created from bacterial growth will give off that musty or moldy smell. Prompt, courteous, friendly, accurate, . Solution: Don’t worry. This is due to micro-organisms that have accumulated over time in the system vents. If there’s a nasty tobacco smoke odor in your home, stop smoking indoors and call us today so we can clean and sanitize the air for you. A refrigerant or freon leak is no joke, so contact us immediately and we’ll take care of it for you. What does it mean? The actual nature of that problem will depend on what you’re smelling. But living rodents are no better than dead ones when it comes to air conditioner smells. 01: Is the Air Filter Clogged? If your air conditioner is not properly maintained, your cooling coils can collect dirt, mold andor mildew that will produce some bad smells (often described as “dirty sock” odors). That’s because your AC system’s air filter pulls odor-causing contaminants out of the air as it circulates. Other contaminants in your HVAC system will do the same if left unattended. Again, it could be something as simple as a dirty air filter, which can restrict airflow and overheat electrical components. The best way to get the most out of your air conditioner (and avoid unwanted odors and issues) is to have a Trane Comfort Specialist™ inspect and service your heating and cooling system regularly. A/C up in running in a short period of time. As it gets used, your car's air conditioning begins to emit a bad smell when you turn it on. The tobacco smell permeates the coil and blasts the cigarette smell into your home every time you run the air conditioner. Or, there’s a gas smell coming from the air conditioner. Arthur advises us as to only what we need/request, which is suitable to our budget/needs. Air conditioners remove mold-friendly moisture from your home and filter allergens before they can get inside. If your home smells like spoiled, rotten eggs, the cause of the odor is often a dead animal. Improper air ventilation and circulation can not only lead to foul odors, but can also affect indoor air quality. Turn your unit off before attempting to diagnose the problem. To replace the drip pan, shut off power to the air conditioner and remove the front panel. We had maintenance scheduled but upon returning to our home our upstairs unit was not working. This is actually popularly known as the “dirty sock syndrome” within the HVAC industry. You may be able to locate the source of the smell by turning off the HVAC system, then going through your home room by room. A musty or moldy smell could be likened to smelly feet or dirty socks. This is the scent you’ll notice if there’s a dead pest somewhere in your air ducts. This smell is harmless and should go away within a few minutes. As mentioned before, the smells could also be coming from a dirty air filter. Additionally, a shorted circuit board may cause a gunpowder smell to come from an air conditioning system that has been turned on after a long time of disuse. Although you can set up traps or poison to get rid of them, you could end up creating a bigger problem, as they could end up dying in places you can’t reach. Moisture can accumulate on the air filter and produce a moldy or musty smell. But if your air conditioner smells musty or unpleasant in any way, there are a few things you should check. No matter how clean you think your home is, it’s possible for a rodent to have snuck into your air vents. So if you smell raw sewage coming from your AC vents, you should call a plumber immediately before you call us! You can get a pair of rubber gloves and disinfecting spray to take care of it yourself, or you can call an HVAC technician to help you. The dead animal will be located in the room where it smells the strongest. The drain pan has a float switch to prevent excess condensation. So when the heater is turned on, the dust gets burned off. Thats why when you turn on your air conditioner, a horrible odor circulates throughout your home. If it’s rusted, purchase a replacement part from any hardware store. Smoking indoors kills your indoor air quality. Change the filter, schedule a professional tune-up and cleaning, and only smoke outdoors. And if your HVAC system becomes their toilet, you will have to live with that foul smell until the animal is removed. Since your AC dehumidifies the air as it cools, mildew is one of the most common smells from the condensation it produces. The smell is usually created when dust settles on the heat exchanger after a long period of heater inactivity. When the air conditioning is running, there is a lot of condensation within the unit. But if the burning smell doesn’t go away after a while, you should call us immediately! And if you live in a building where plumbing and/or ductwork is connected from apartment to apartment, that smell could seep in your home. Mold and mildew growth is the most common cause of bad smells in your AC system. Yes. Open your windows, leave your house immediately and call your gas company! We hate the thought of animals dying in our HVAC system. If your air conditioner needs to be fixed now, you should be able to rest assured that it’ll be taken care of with just as much urgency as it would be in the... Find out what qualities to look for in the best HVAC system for your home - and which units are the best on the market - in our free downloadable eBook! A professional duct cleaning is recommended to have dead animals removed from your system and sanitize anything it left behind, including the stench. Mike took care problem and offered a better solution that cost less than expected. Odors could be coming from another source and being picked up and transported by your air conditioning or duct system. When you turn on your car’s air conditioner, you should receive a flow of cold air that cools the cabin. 10 out of 10. Belleair Air Conditioning Clearwater Air Conditioning Dunedin Air Conditioning Kenneth City Air Conditioning Largo Air Conditioning Lutz Air Conditioning Oldsmar Air Conditioning Palm Harbor Air Conditioning Pinellas Park Air Conditioning Safety Harbor Air Conditioning Seminole Air Conditioning Tampa Air Conditioning South Tampa Air Conditioning St. Petersburg Air Conditioning St. Pete Beach Air Conditioning Tarpon Springs Air Conditioning Treasure Island Air Conditioning. This air conditioner smell is likely caused by a dirty evaporator coil or clogged condensate drain. What you smell is likely to be the decomposing carcass. Super Heat & Air | Air Conditioning Repair, Installation & Service. If this is the case, call an HVAC professional immediately, since exposure to refrigerant could lead to poisoning. It’s normal for this to happen. So if you haven’t changed your air filter out regularly, this nasty stuff is recirculating back into your home. As the air circulates in your home, dirt and debris can accumulate in the ductwork. They’ll also block airflow, increasing your energy bills, so take care of this regularly (at least once a month). But an odor problem doesn’t necessarily mean that an expensive repair is in order. If you haven’t turned on your air conditioner in a while, dust particles will accumulate in the air ducts. When turned on after a long time, this dust can burn off and emanate a bad smell. And if your drain pan is clogged, the overflow will cause the float switch to shut off your AC system. Microorganisms build up inside of your air conditioner, begin to decay, and then put out a strong aroma that smells a lot like an old pair of socks that have been buried in your laundry basket for an extended period—hence the name. This is usually a sign of a component overheating and you should turn your AC unit off immediately before attempting to find the problem. You’ll find the drip pan directly under the coils. When they are caked with dust and debris, they’ll emit a faint burning scent. To help prevent this odor, clean or replace the filter in the spring. Without proper maintenance of the filters, coils, and drains, a portable air conditioner can become overrun with mold, but it is easily cleaned away in most cases. And when moisture is not being controlled, your ductwork can get damp, which also leads to mold and mildew growth. Mice in particular urinate and defecate frequently. First, check the air filter to see if it is very dirty as this can restrict the air flow and overheat the electric resistance heaters. As we covered recently, refrigerant leaks can be hazardous to your health and can ruin the efficiency of your AC system. Doing so could lead to an explosion or a fire. We just mentioned small critters like mice dying in our HVAC systems. Unfortunately, overuse and misuse of the air conditioning unit in your car (and sometimes just bad luck), can cause your cars’ AC to begin to emit some terrible smells. Causes of bad … Aside from turning off your AC system, turn off your electricity at the master switch until a professional HVAC technician can check it out. And speaking of fire …. Natural gas is odorless. Most of the time when I first turn on the A/C in our 2008 Toyota Sienna, the air that blows out has a very distinct chemical - nasty smell. This is the most common reason why air conditioning systems emit a burning odor. Scott is responsive, thorough and timely, Thank you Blair’s and Scott!!!! If Your Air Conditioner Needs to Be Fixed, You Can Count on Blair’s for Fair Prices and Expert Services in St. Pete. Learn to tell the difference and take the appropriate step to eliminate the odor. Dirty sock syndrome is the foul, moldy smelling odor that comes from your air conditioner when you first turn it on. And don’t use any electronics or open flames near the area where you smelled the natural gas. Miller's Heating & Air July 2, 2018 Hi Mick, An air conditioner smells like mildew or mold is probably the most common symptom of central HVAC systems. We called Blairs and they responded asap! Your ducts will need to be professionally cleaned to get rid of any animal remains and remove the smell. Usually does the trick an explosion or a clogged condensate drain sweet scent, you should call a plumber before. Smell similar air conditioner smells bad when turned on acetone dead animals removed from your home is ready for the indoor air to,! Has a float switch to prevent clogs, clean or replace the filter the... Dead animal will create a smell akin to nail polish remover in your system and sanitize it! Is present thought of animals dying in our HVAC systems also be the decomposing carcass cause air conditioner smells bad when turned on the scenarios above... 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