Is strange AC noise and temperature change serious?« Back to Previous Page

The AC in my apartment seems to be running a bit differently lately. For the past couple of days, it's been making this strange, almost metallic humming noise that sounds really loud, especially at night when I try to sleep with it on low. It’s not just the sound; I’ve also noticed a slight change in how cold the air feels coming out. Given our location in Dubai and the hot summer months we’re experiencing, I’m starting to wonder if this might be more than just the AC working harder. Could the difference in sound and temperature be a sign of something more serious?
Posted by Vijay Dubey
Asked on December 10, 2025 8:23 am
Strange AC noise and temperature change can indeed be indicative of underlying issues that may require attention. In the context of Dubai and its scorching summer months, it's prudent to investigate such anomalies carefully.

The metallic humming sound you're experiencing could suggest several possibilities ranging from loose or worn-out components like fan blades, bearings, or even electrical issues within the AC unit. Such noises are more pronounced in a quieter environment like your bedroom at night. In Dubai, where air conditioning units are critical for maintaining comfort and health during hot weather, these sounds shouldn't be dismissed as trivial.

The change in perceived temperature could mean that the AC is not functioning optimally. This might be due to refrigerant leaks, which can lead to reduced cooling capacity without necessarily producing noise. It's also possible that there are issues with the air filters or ductwork, leading to decreased airflow and thus a difference in perceived coldness.

Considering the UAE's stringent building codes and regulations regarding indoor environmental quality (IEQ), it is advisable to engage professional services to assess your AC system. The Environmental Health Regulations of the UAE mandate regular maintenance and inspection of HVAC systems to ensure they operate efficiently and safely, especially critical during extreme weather conditions like those in Dubai.

If you suspect that there might be a serious issue, don't hesitate to contact experts for an assessment. Saniservice, with their 800-MOLDS hotline or email at hello@saniservice.com, can provide comprehensive inspection services. They will not only identify the root cause of your AC's problems but also recommend necessary repairs and maintenance.

Remember, in Dubai’s climate, maintaining a healthy indoor environment is crucial for both comfort and health. Ignoring these signs could lead to more significant issues down the line, including increased energy consumption due to inefficient cooling or even mold growth if there are moisture-related concerns.

In conclusion, given the UAE's specific regulations on HVAC systems and considering the importance of proper air conditioning in a place like Dubai, it’s highly recommended that you take immediate action by consulting professionals.
Posted by Sani Admin
Answered on December 12, 2025 9:48 am