Odors in home air conditioning systems are quite a common problem. Often room fresheners and burning perfumed candles offer only a temporary solution. There is a great possibility that the AC odors are not only disturbing your nostrils but your overall health. Therefore, instead of going in for temporary solutions, it is advisable that you ascertain the exact cause of these odors and solve it permanently.

Causes of Odor

AC unit odors can be caused due to various reasons. Some of the common causes are listed here.

1. Mold or mildew thriving in the air conditioner's condensation drain pipe

2. Stagnant water in the drip pan

3. Any vegetation or dead organisms decaying inside the air conditioning unit

4. Dust or dirt piled up in the air conditioner's filter

5. Any dirt or vegetation hindering the air conditioner's external unit

6. Humidity levels inside the room or house

7. Lack of proper ventilation or poor air circulation inside your home

Removing Air Conditioner Odors

Understanding the causes of AC odors will help you focus on solving the issue permanently. Some of the ways in which you can resolve air conditioning odors are listed here.

1. Flush out the condensation drain pipe with bleach water to remove mold and mildew and dry it. Spray some bleach to ensure that molds and algae do not grow back. Doing this once in a month should keep the drain pipe clean.

2. Ensure that the drip pan is regularly cleaned and dried before replacing.

3. Check the air conditioning unit for any vegetation, dirt, or dead organisms and clean it up thoroughly. Regularly cleaning the unit using foaming coil cleaner helps to get rid of dust, grime, and dirt.

4. Regularly clean the air conditioner filter and replace when necessary.

5. Clear any vegetation or dirt covering the external unit.

6. Sometimes air conditioning odors could be the result of humidity or lack of proper ventilation and air circulation within the home. Installing dehumidifiers or air treatment systems could help resolve these issues.