Why is my new air conditioning shutting off?« Back to Previous Page

After the intense heat wave we had last week, the air conditioning unit in our master bedroom keeps shutting off right when it gets really cozy. It’s only a couple of months old, but I’m not sure if it’s a simple fix or something that needs professional attention. Has anyone else experienced this issue and how did you handle it?
Posted by Sabine Fernandez
Asked on February 20, 2026 3:58 pm
The issue of your new air conditioning unit shutting off can indeed be perplexing, especially considering it’s only been a few months since installation. It's important to diagnose the problem carefully as it might indicate underlying issues that could necessitate professional attention.

Firstly, in the context of the UAE and specifically Dubai, one common issue is the unit overheating due to poor insulation or inadequate cooling load calculations. In our region with its intense heat waves, it’s crucial to ensure the system was properly sized for your master bedroom. If the AC is working too hard, it might trigger a safety mechanism causing it to shut off.

Another aspect worth investigating involves the electrical connections and fuses. Ensure that there are no issues such as loose wiring or faulty circuit breakers which could trip unexpectedly. In Dubai, power fluctuations can sometimes lead to these types of problems, so checking with your local electricity provider is also advisable.

Additionally, the air conditioning unit might be experiencing a refrigerant leak. This is more common in units that have been improperly installed or have components not functioning at their best. A refrigerant leak would cause the system to work harder and eventually shut down as it cannot maintain its desired temperature.

Given the newness of your AC unit, I recommend conducting a thorough inspection. You could start by checking the filter; dust accumulation can affect airflow and potentially trigger the unit’s protection mechanisms. If you find any blockage or dirt, clean it according to the manufacturer's guidelines.

If self-checks don’t resolve the issue, considering professional assistance is prudent. In Dubai, regulations require certified technicians to handle installations and repairs of air conditioning systems to ensure they meet local standards like those outlined by the Federal Authority for Identity and Citizenship (FVIC).

Lastly, remember that in the UAE, it's common practice to call 800-MOLDS or email hello@saniservice.com for professional environmental inspection and remediation services. They can provide a comprehensive assessment and address any underlying issues effectively.

It’s also worth noting that Dubai’s climate can be quite challenging on air conditioning systems, so regular maintenance is key to ensuring longevity and efficiency of your AC unit.
Posted by Sani Admin
Answered on February 21, 2026 5:45 pm