Post-Installation Tips: Ensuring Longevity and Performance of Your AC

Installing a new air conditioning system is a significant investment, but its efficiency and lifespan depend on how well it’s maintained after installation. Proper upkeep not only enhances performance but also prevents costly repairs and premature breakdowns.

From routine maintenance to optimizing airflow, following key post-installation practices ensures your AC operates at peak efficiency for years to come.

While you may have checked out our pre-installation checklist, it’s also important to note what you should do once it’s placed in your home. Proper care and maintenance are crucial to preventing energy wastage, premature wear and tear, and unexpected breakdowns. Follow our post-installation tips below.

Post-Installation Tips to Maximize AC Performance and Efficiency

Many homeowners overlook key steps after installation, which can lead to inefficiency, higher electricity bills, and expensive repairs in the future. To help you maximize the lifespan and efficiency of your AC unit, here are the essential steps to take after installation.

Allow Your AC to Settle Before Use

If your AC was recently transported or installed, it is crucial to allow it to sit idle for a few hours before turning it on, especially if it is a split or inverter AC system.

During transportation and installation, the refrigerant inside the unit may have shifted. Giving the Freon time to settle ensures that the refrigerant stabilizes properly, preventing strain on the compressor when you first power it on.

Turning on your AC too soon after installation can put unnecessary pressure on the internal components, potentially reducing its efficiency and leading to performance issues down the line. Always follow the manufacturer’s recommendations regarding the waiting period before first-time use.

Check and Adjust Thermostat Settings for Optimal Performance

Your thermostat plays a crucial role in maintaining energy efficiency and ensuring your AC operates at peak performance. After installation, set your thermostat to an optimal temperature, typically around 24-26°C (75-78°F) for cooling, to maintain comfort while avoiding excessive energy consumption.

For even better efficiency, consider upgrading to a programmable or smart thermostat. These devices allow you to automate temperature adjustments based on your schedule, preventing unnecessary cooling when no one is home.

Smart thermostats can also be controlled remotely via smartphone apps, making it easier to optimize your AC’s performance and reduce energy bills.

Ensure Proper Airflow and Ventilation for Maximum Efficiency

Airflow is critical for your AC’s efficiency. If air cannot move freely, your system has to work harder, consuming more energy and reducing its lifespan. To ensure proper ventilation, keep furniture, curtains, or large objects away from air vents to prevent blockages.

Make sure the outdoor condenser unit has at least two feet of clearance from walls, plants, fences, or other obstacles. Regularly check that indoor vents are open and unobstructed, allowing air to circulate freely.

Poor airflow can lead to uneven cooling, increased energy consumption, and unnecessary strain on the compressor. Keeping your vents clear helps maintain a steady, comfortable temperature throughout your home.

Inspect and Clean Air Filters Regularly

Air filters play a vital role in maintaining indoor air quality and ensuring efficient airflow. Clogged or dirty filters force your AC to work harder, which increases energy usage and may lead to premature wear and tear on the system.

Check air filters every one to three months and clean or replace them as needed. If you have pets or allergies or live in a dusty environment, consider inspecting filters more frequently. A clean filter helps your AC operate efficiently, keeps your energy bills lower, and prevents potential system failures due to airflow restrictions.

In case you need to replace your air filters, opt for high-efficiency filters, such as HEPA filters. They can be beneficial for improving indoor air quality and reducing allergens.

Monitor Refrigerant Levels to Avoid Cooling Issues

Refrigerant is essential for your AC to cool the air effectively. Low refrigerant levels can reduce cooling efficiency, cause your AC to struggle, and even damage the compressor over time.

If you notice weak cooling performance, unusual hissing or bubbling noises coming from the indoor or outdoor unit, or ice buildup on the evaporator coils or refrigerant lines, your system may have a refrigerant leak.

If you suspect low refrigerant levels, contact a professional technician to inspect the system for leaks and recharge the refrigerant as necessary. Avoid DIY refrigerant handling, as improper refilling can lead to further system damage.

Schedule Regular Professional Maintenance

Routine maintenance is essential for catching minor issues before they become costly problems. Even if your AC is new, an annual tune-up by a certified technician can help ensure that all components are working optimally.

Regular maintenance typically includes checking and cleaning condenser and evaporator coils, inspecting refrigerant levels and checking for leaks, cleaning or replacing air filters, lubricating moving parts to reduce friction, and ensuring all electrical connections are secure.

Scheduling a professional AC check-up before the peak summer season ensures that your system is ready to handle high temperatures without unexpected breakdowns.

Keep the Outdoor Unit Clean to Maintain Efficiency

The outdoor condenser unit plays a key role in dissipating heat, and any dirt or debris buildup can reduce its efficiency. To maintain optimal airflow and cooling performance, regularly remove leaves, twigs, and debris that may accumulate around the condenser unit. Use a soft brush or a low-pressure hose to clean the condenser coils and remove dust buildup.

Trim nearby bushes, grass, or plants to maintain proper ventilation around the unit. Keeping the condenser unit clean ensures your AC operates efficiently and prevents overheating, which can lead to compressor failure.

Inspect and Seal Ductwork to Prevent Air Leaks

If your home has a central AC system, leaky or poorly insulated ducts can cause significant energy loss, reducing efficiency and increasing utility bills. To prevent air leaks, periodically check ductwork for gaps, cracks, or loose connections. Seal any leaks with duct sealant, foil tape, or insulation to improve efficiency.

If your home has older ductwork, consider a professional inspection and sealing service to prevent air loss. Sealing leaks ensures that cooled air reaches its intended destination, keeping your home comfortable and reducing strain on the AC unit.

Use Energy-Saving Practices to Reduce Costs

Adopting simple energy-saving habits can help extend your AC’s lifespan and lower your electricity bills. Use ceiling fans to circulate cool air more efficiently. Close blinds and curtains during the hottest part of the day to reduce heat gain.

Turn off the AC when you’re not home, or use the timer function to schedule cooling cycles. If your system has zoning capabilities, cool only the rooms that are in use rather than the entire house.

These small changes can significantly reduce your AC’s workload, leading to long-term savings on energy bills and maintenance costs.

Be Mindful of Strange Noises or Smells

Strange noises or odors coming from your AC could indicate underlying issues. Grinding or squealing sounds could signal motor or fan belt problems. On the other hand, buzzing or rattling noises may indicate loose components or electrical issues. Burning smells could suggest overheating or electrical wiring problems.

If you detect any unusual sounds or odors, turn off your AC immediately and schedule a professional inspection to prevent further damage.

Keep Your AC Running Smoothly for Years to Come

Proper post-installation care is essential for maximizing your AC’s efficiency, preventing costly breakdowns, and ensuring long-term comfort. By following these maintenance tips, you can enjoy uninterrupted cooling, lower energy costs, and a reliable AC system for years to come.

Need expert maintenance services? Don’t wait for problems to arise—schedule a professional AC inspection today to keep your system in peak condition!