5 Signs That Indicate You Need To Get an Aircon Gas Top Up

Arthur Blaze | Aircon Services
26 Sep, 2025 | 6 min read

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Air conditioning is a must-have in every home and office in Singapore, as it is the most effective method for dealing with the unbearable heat. Professional aircon services in Singapore can help ensure your units are cared for and maintained properly, so they work at their best. Adding more gas to the air conditioner can fix low refrigerant levels, which is one of the most prevalent problems that can make it work less well. If you're unsure when your unit might need a gas top-up, here are five signs that indicate you should get one right away. For other maintenance needs, electrical handymen services in Singapore can assist with repairs and installations throughout your property.
 

1 - The Air Conditioner Turns on and Off All the Time

If your air conditioner turns on and off a lot when you're using it, it can imply that the machine needs extra refrigerant. This could cause your air conditioner to cycle quickly, meaning it turns on and off a lot. Many people rely on aircon services in Singapore to resolve such issues. The system shuts down too soon since it doesn't reach the required cooling level, which causes this problem. Then it turns back on to make up for it, but it keeps going through the same cycle.

The compressor and other elements will have to work even harder, which could cause more damage. Because of this, filling up the gas tank is quite important. The system should work normally again once the gas is full. However, you should still call a professional air conditioning service or electrical handymen services in Singapore to check out the system and remedy the problem if it keeps happening.

2 - Leaking Water from Aircon

In the event that the quantity of the refrigerant is insufficient, the vaporization process will eventually become inefficient and incomplete. It is possible that your air conditioner is leaking water because the vapours have turned into liquid and are running directly out of the unit where it is located.

Air filters that are dirty, broken coils, or a defective compressor are all potential causes of the issue. Nevertheless, these are the most likely reasons for the problem. Because of this, it is strongly suggested that you seek the assistance of an air conditioning professional in order to establish the nature of the problem.

3 - Ice Formation on Coils

It is possible for the evaporator coil to become excessively cold and freeze over if there is a shortage of refrigerant in your indoor unit. There may be a problem with this. The system is unable to absorb heat to the extent that it should because it is not receiving sufficient quantities of refrigerant.

This is what gave rise to the issue. As a consequence of this, there is a possibility that ice will reach the copper refrigerant line that is linked to the outdoor unit. Furthermore, this ice serves as an insulator, which means that it slows the flow of air, in addition to causing further cooling concerns.

4 - Reduced Efficiency of the Air Conditioner

If you have been modifying the settings of your air conditioner in recent weeks, you must have lowered the temperatures and increased the fan speed to its highest possible level. There is a possibility that the hot temperature is not the sole cause of this. Instead, it is possible that your air conditioner is experiencing a decrease in its cooling efficiency as well as longer cooling cycles, which is leading it to work less effectively.

Since the air conditioner has difficulty maintaining the correct temperature, poor performance is typically an indication that the refrigerant levels are low. This causes the air conditioner to run for longer periods of time and consume more energy. You may also experience discomfort and frustration as a result of the unit's inability to attain the temperature that you have chosen according to your preferences.

5 - Unusual Sounds

Strange sounds coming from your aircon could be the result of a leak in the mechanism that circulates the refrigerant. The existence of a hissing sound is often symptomatic of the possibility that pressurized refrigerant gas is escaping through a slight fracture or hole in the coils. This is because the hissing sound is a sign that the gas is escaping.

There is a possibility that a leak in the evaporator coil is the source of the bubbling or gurgling sound that you notice in the event that you hear it. When the gas that is flowing out of the coil mixes with the moisture that is already present, a reaction similar to this one takes place.

Conclusion

You need an air conditioner to stay comfortable, especially in Singapore, which is very hot and humid. If you notice that your air conditioner isn't cooling well, the air is warm, ice is building up, unusual noises are coming from it, or your utility bills are going up, you should check to see if there is a problem before it gets worse. Regularly filling your air conditioner with gas can help it work at its best, which can save you money on your energy costs and make you feel better.

Contact Magic Build, a well-known firm in Singapore, for dependable and inexpensive services for your house or business. Our skilled remodeling, maintenance, and repair services are designed for the needs of modern homes and businesses. We provide services including fixing air conditioning, doing electrical repairs, and being a handyman. Our abilities will keep your home or business secure, clean, and comfortable. In Singapore's tropical climate, having an air conditioner is quite important for your comfort. Regularly filling your air conditioner with gas can keep it running at its best, which will save you money on your energy bills and make you feel better.

Feel free to contact us for your queries.

Read to Know: 14 DIY AC Maintenance Tricks Every Homeowner Should Know


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