LS Aircon Servicing Singapore

Aircon Compressor Failure

8 Ways to Avoid Aircon Compressor Failure: A Comprehensive Guide

Aircon compressor failure is a common issue that almost all homeowners face at some stage. The aircon compressor is a vital component of any HVAC system, and it is responsible for pressurizing and circulating refrigerant to facilitate the cooling process. 

A compressor failure can lead to significant discomfort, especially during hot weather, and can result in costly repairs. This comprehensive guide delves deeper into eight effective strategies to avoid aircon compressor failure, ensuring optimal performance and longevity for your cooling system.

How to Avoid Aircon Compressor Failure in Singapore?

As a homeowner, you will undoubtedly want to avoid aircon compressor failure. This requires you to know correctly about the aircon compressor failure reasons to strategize remedies for them effectively. Aircon Servicing Singapore explains the following tips to avoid aircon compressor failure issues.

Regular Maintenance

Regular maintenance is one of the most crucial steps in preventing aircon compressor failure. Scheduling routine inspections and tune-ups with a professional HVAC technician is essential. During these maintenance visits, the technician will check for refrigerant leaks, inspect electrical connections, clean components, lubricate moving parts, and ensure proper airflow. By resolving potential issues early on, you can prevent compressor failure and extend the lifespan of your air conditioner unit.

Clean Air Filters

Dirty or clogged air filters can impede airflow, forcing the compressor to work harder to maintain desired temperatures. This increased workload can lead to overheating and eventual compressor failure. 

To avoid this, regularly clean or replace air filters according to the manufacturer’s recommendations. Clean air filters improve indoor air quality by trapping dust and allergens and reducing strain on the compressor, promoting efficient operation.

Maintain Proper Refrigerant Levels

Refrigerant plays a crucial role in the cooling process, absorbing heat from indoor air and transferring it outside. Low refrigerant levels can cause the compressor to overheat and fail. It’s important to schedule regular checks of refrigerant levels with a qualified technician. 

They can also inspect for leaks and ensure that your system maintains optimal levels. Avoid refilling the refrigerant yourself, as improper handling can lead to compressor damage and void warranties.

Aircon Compressor Failure Singapore

Ensure Proper Airflow

Proper airflow is essential for the efficient operation of your aircon system and the longevity of the compressor. Ensure that vents, registers, and air ducts are free from obstructions such as furniture, curtains, or debris. 

Blocked vents can restrict airflow, causing the compressor to work harder and potentially overheat. Regularly check and clean vents to maintain airflow throughout your home or office.

Install a Programmable Thermostat

A programmable thermostat can help reduce strain on the compressor by allowing you to set temperature schedules based on your daily routine. For example, you can program the thermostat to increase the temperature during periods when the space is unoccupied, reducing the workload on the compressor. Programmable thermostats also help save energy and lower utility costs by ensuring the aircon operates efficiently only when needed.

Protect from Power Surges

Power surges from lightning strikes or electrical grid fluctuations can damage sensitive electronic components, including the compressor. Installing surge protectors or voltage stabilizers can help protect your HVAC system from sudden voltage spikes. 

Consider using whole-house surge protection for comprehensive coverage against electrical surges that could harm your aircon compressor and other appliances.

Maintain Proper Ventilation

Adequate ventilation around the outdoor condenser unit is crucial for heat dissipation and preventing compressor overheating. Remove debris, vegetation, or obstructions to ensure that the condenser unit has sufficient clearance and airflow around it. 

Regularly inspect and clean the condenser coils to remove dirt, dust, and debris that can disturb airflow and strain the compressor. Proper ventilation ensures efficient heat exchange and optimal compressor performance.

Avoid Aircon Compressor Failure

Address Strange Noises or Performance Issues Promptly

Unusual noises, reduced cooling performance, or frequent cycling of the aircon could be signs of underlying compressor issues. Ignoring these warning signs can lead to compressor failure and more extensive repairs. 

It’s essential to promptly address any unusual noises or performance issues by scheduling a professional inspection and repair. Early detection and intervention can prevent compressor failure and prolong the lifespan of your aircon unit.


In conclusion, aircon compressor failure has some pre-indications that you need to know. Maintaining a healthy aircon compressor is essential for efficient cooling and the overall performance of your HVAC system. By following these eight preventive measures, you can significantly reduce the risk of aircon compressor failure and ensure optimal operation. 

Regular maintenance, proper airflow, adequate refrigerant levels, and prompt repairs are critical factors in extending the lifespan of your aircon unit and avoiding costly repairs. Invest in professional HVAC services and adopt preventive measures to keep your compressor running smoothly and efficiently, providing reliable cooling comfort for years.