Should I fix AC myself or call a technician?« Back to Previous Page

After the intense heat wave we had last week, the air conditioning unit in our master bedroom keeps shutting off mid-cycle. It’s happening every day around 3 PM when it gets really hot. I’m not sure if it’s a simple fix or if I need to call someone to look at it. Should I try fixing it myself or should I schedule an appointment with a technician?
Posted by Emily Lee
Asked on February 11, 2026 12:16 pm
When dealing with air conditioning issues in the UAE, especially within such a climate-prone region like Dubai, it's crucial to approach the problem methodically. The issue you're experiencing where your AC unit keeps shutting off mid-cycle during peak heat is not unusual but could indicate several underlying issues that might be more complex than just a simple fix.

Firstly, it’s essential to rule out the possibility of an overload or electrical fault. In Dubai and the UAE, the high ambient temperature can cause strain on the system, particularly if your unit isn't sized appropriately for your room's volume. An undersized AC might overwork during peak temperatures, leading to frequent shutdowns.

Moreover, there could be a problem with the refrigerant level in the system. Low refrigerant pressure often causes the compressor to shut off as a safety measure. Checking and topping up the refrigerant should be done by a certified technician to avoid damaging the unit or causing leaks.

Another factor to consider is the temperature settings and controls of your AC unit. Ensure that the thermostat isn't set too low, which could cause the unit to cycle on and off more frequently than necessary. Also, check if there are any obstructions in front of the AC’s air intake or exhaust vents, as this can also affect its performance.

Before attempting a DIY fix, it would be wise to perform a basic inspection yourself. This includes checking the filter for dirt accumulation, ensuring that all connections and wires are secure, and verifying that the unit's power supply is stable. However, given the complexities involved with HVAC systems, especially in such a regulated environment as Dubai, where there are specific building codes concerning indoor air quality (like EN 13779:2008), it’s recommended to call a professional.

The UAE requires compliance with these standards for both new installations and maintenance. A certified technician will have the necessary tools and expertise to diagnose your AC unit accurately and perform any required repairs or adjustments without causing further damage.

If you decide to proceed, kindly call 800-MOLDS (800-66537) or email hello@saniservice.com for a professional inspection. Ignoring these symptoms might lead to more serious issues down the line, affecting both your comfort and potential energy costs.

Remember, in such a hot climate, ensuring your AC is functioning optimally is crucial not just for comfort but also for maintaining indoor air quality standards as per local regulations.
Posted by Sani Admin
Answered on February 12, 2026 5:56 pm