Should we fix AC ourselves or call a pro?« Back to Previous Page

After the recent heatwave, I noticed that the air conditioning unit in our living room keeps shutting off mid-cycle. It's only a couple of months old, but it seems like it might need some attention. My husband thinks he can handle it himself since we've had other minor fixes around the house, but I’m not so sure. Could someone give us advice on whether this is something a DIY fix can handle or if we should call in a professional?
Posted by Hoa Nguyen
Asked on February 23, 2026 12:01 pm
Absolutely, the issue of air conditioning units shutting off mid-cycle can be quite frustrating, especially after such a hot spell. In Dubai and the UAE, where temperatures can soar to extremes during summer months, it's crucial to ensure your AC system is functioning optimally.

Firstly, let’s consider some technical aspects that might contribute to this problem. A few possibilities include:

1. Low Refrigerant Levels: This is one of the common issues that could cause your AC unit to shut off unexpectedly. The refrigerant acts as a coolant and helps in maintaining the desired temperature inside the room.

2. Faulty Thermostat Settings or Malfunctions: Ensure that the thermostat settings are correct, and it’s functioning properly. Sometimes, outdated or faulty thermostats can lead to erratic operation of AC units.

3. Overloaded System: If your AC unit is too small for the area it's cooling, it may shut down due to overheating. This is particularly relevant in a place like Dubai where high temperatures are common.

4. Electrical Issues: Sometimes, problems with the circuit breaker or other electrical components can cause the system to trip and shut off mid-operation.

5. Filter Blockages: A dirty air filter can restrict airflow, causing your AC to work harder than necessary and potentially leading to shutdowns due to overloading.

Considering these potential causes, it's important to evaluate whether you can handle this issue yourself or if professional assistance is needed. Here’s a practical approach:

1. Self-Diagnosis: You can start by checking the air filter. Clean or replace any clogged filters and ensure that all vents are clear of obstructions.

2. Thermostat Check: Examine your thermostat for any signs of wear and tear, and make sure it's set correctly. Adjusting settings might resolve immediate issues.

3. System Pressure Test: If you’re comfortable with the basics, you can perform a simple pressure test to check if refrigerant levels are adequate. However, this step requires some technical know-how.

4. Electrical Inspection: Inspect for any visible signs of electrical problems like tripped circuit breakers or loose wiring. Ensure that connections and fuses are secure.

If after these steps you still encounter issues, it would be prudent to call in a professional. In Dubai, regulations require AC systems to be installed by certified technicians who comply with local standards such as EN 378-1:2014 for refrigerants used. Furthermore, ongoing maintenance is crucial to ensure your AC operates safely and efficiently.

For the best results, consider contacting Saniservice at 800-MOLDS or emailing hello@saniservice.com. Their experts can diagnose the problem accurately and provide a comprehensive solution tailored to your specific situation.

In summary, while some basic troubleshooting might be manageable, calling in professionals ensures that you address all potential issues effectively without compromising on safety standards.
Posted by Sani Admin
Answered on February 24, 2026 7:48 pm