Why Does My Air Conditioning Unit Have a Bad Odor?

Have you air conditioning unit have a bad odor? Does the smell worsen when you switch on your air conditioner? This might be your air conditioner telling you that it needs immediate air conditioner repair in Bradenton.

This bad odor is extremely unpleasant and has harmful repercussions on your health. This odor signifies damage to the system, causing a breakdown of the unit if left unattended. The technicians advise regular servicing of the air conditioner to avoid these problems.

As a homeowner, it is essential to understand why your air conditioner might emit foul odor so that you can hastily locate the problematic area and call for a technician.

Major Reasons Your Air Conditioning Unit Have a Bad Odor

HVAC repair

Dirt Accumulation in the Unit

Clogged dirt in the evaporator coils, condensate pans, and near the drainage area leads to bad odors like dirty socks. Regular AC maintenance in Bradenton can help keep the units clean from dirt and smell. Plus, it ensures the smooth functioning of the system.

Mechanical Issues

If you notice a burning smell from your air conditioner, there might be an issue with the mechanical parts of your system. Overheated systems or wiring problems can cause this smell. Switching the system off instantly is the right move, so it does not start a fire. Real connections to the breaker box during AC installation in Bradenton can help control the system in such situations.

Mildew or Mold Accumulation

Moisture buildup due to mildew or water leakages can emit a bad smell. Improving the conditions of the unit and the drainage system can help tackle this issue. Also, a dehumidifier can reduce the moisture in the air and the unit, decreasing the chances of mold and mildew buildup.

Refrigerant Leakage

Refrigerant leakages are a common problem in air conditioners. This leakage emits a smell similar to a car’s exhaust and can be hazardous due to the presence of CFL. Contacting a technician immediately for air conditioner repair in Bradenton is advised. It’s the main reasons, why your air conditioning unit have a bad odor

Odor in the Filters and Coils

Often, odors such as cigarette smoke, dead insects, etc., get accumulated in the filters and coils. These smells are extremely hard to ignore and require immediate attention. Switch off the unit to reduce the odor and call a technician to look into the system.

Gas Leakages

A sulfurous or skunk odor indicates leakage of gas into the ductwork. As the gas contains Methyl Mercaptan, the location of the leakage has to be repaired as soon as possible to avoid any harm to health. Instantly turning off the systems during a gas leakage is important.


It is essential to take quick action whenever you smell a bad odor persisting for a long time and emitting from the air conditioner. Being vigilant helps protect the system from damages and the family from hazardous situations.

The sooner you address the problem, the easier and more cost-effective its solution is derived. Tri-R Mechanical is an AC company in Florida. To book an AC maintenance in Bradenton, visit us today!