The 3 most common air conditioning issues and how to fix them

Air conditioning is essential to any household or commercial building, especially during cold winter or the hot summer months. However, like any other appliance, air conditioners are prone to issues that can affect their performance and efficiency. Here are the three most common AC issues and how to fix them:

Clogged Air Filter

A clogged air filter is one of the most common issues with air conditioners. Over time, the air filter in your AC unit can become dirty and clogged with dust, dirt, and other debris, restricting the airflow and reducing efficiency. A clogged air filter can lead to higher energy bills, reduced cooling capacity, and even cause damage to the unit’s internal components.

Turn off the AC unit and locate the air filter. Remove the filter and inspect it for dirt and debris. If it’s dirty, clean it or replace it with a new one. You can vacuum the filter or wash it with soap and water. Be sure to replace the filter every 1-3 months, depending on usage, to ensure proper airflow and maximum efficiency.

Refrigerant Leaks

Another common issue with air conditioners is refrigerant leaks. The refrigerant is responsible for cooling the air in the AC unit. If there’s a leak, it can cause the unit to malfunction and stop cooling properly. Signs of a refrigerant leak include:

• Low cooling capacity.
• Ice buildup on the evaporator coil.
• Hissing or bubbling noises coming from the unit.

To fix this issue, you’ll need to call a professional AC technician to locate and repair the leak. The technician will use specialized equipment to detect the leak and fix it. They’ll also recharge the refrigerant to its proper level, ensuring that your AC unit functions correctly.

Faulty Capacitor

The capacitor is a component in the AC unit that helps to start the compressor and the fan motor. Over time, capacitors can become faulty or fail, causing the unit to work intermittently or stop altogether.

Signs of a faulty capacitor include the AC unit not turning on, humming or buzzing noises coming from the unit, or turning off automatically.

To fix this issue:

1. Turn off the AC unit and locate the capacitor. You’ll need to discharge the capacitor by touching the terminals with a screwdriver or other insulated tool.
2. Use a multimeter to test the capacitor for continuity or resistance. If it’s faulty, you’ll need to replace it with a new one.
3. Choose a capacitor with the exact specifications as the old one.

In conclusion, these are the three most common AC issues and how to fix them. While some issues can be fixed with DIY methods, it’s always best to consult a professional AC technician for complex issues or those involving electrical components. Regular maintenance and servicing can also prevent these issues from occurring in the first place, ensuring that your AC unit works efficiently and effectively all year round.