Air Conditioner Maintenance Checklist in 2024

Air Conditioner Maintenance Checklist in 2024
5 min read

Routine maintenance is essential for running your air conditioner efficiently and extending its lifespan. With summer around the corner, now is the time to give your AC some TLC to ensure it's ready to keep you cool when temperatures rise. Follow this 10-step AC maintenance checklist in 2024 to make sure your system stays in tip-top shape.  

1. Change Air Filters

One of the easiest ways to maintain your AC is to change the air filters regularly. Dirty filters can restrict airflow, which reduces efficiency and strains your system. Swap out the filter once every one to three months during heavy use seasons. If you have pets or allergies, use a filter with a higher MERV rating to ensure cleaner air. The 3M Filtrete Air Filter is a cheap alternative for optimizing your air conditioner.

2. Clear Debris from the Outdoor Unit 

Outdoor AC condenser units are prone to collecting dirt, leaves, and other debris. Give the exterior unit a thorough cleaning by gently hosing it down and brushing away any caked-on grime. Pay special attention to the coils, fins, and fan areas where blockages are most likely to occur. A clean outdoor unit allows for proper airflow to keep refrigerant levels optimized.

3. Clean Indoor Return Vents

Return vents bring air back to your AC system to be cooled, so it's important they stay free of dust and lint buildup. Use a small vacuum brush attachment to clear vents of debris. You can also remove vent covers and give them a wash in mild, soapy water if needed. Leaving return vents clogged forces your AC system to work harder.

4. Straighten Bent Fins on Outdoor Unit

The thin fins on the exterior condenser coils are easily bent by weather, debris, and more. Carefully straighten any mushroomed or warped fins with a fin comb tool to allow for proper airflow. Severely damaged fins may need professional repair. Straight fins mean your AC doesn't have to work as hard to expel hot air.

5. Check Refrigerant Levels  

Your AC technician can determine if refrigerant levels are low using a pressure gauge on the high and low sides of the system. Too little refrigerant makes cooling less efficient. A yearly check ensures refrigerant levels are optimized, especially if your system is an older one. Recharging refrigerant may be needed over time. Let a pro handle this to avoid overcharging.

6. Inspect Drain Lines 

Clogged drain lines can cause water damage inside your home. Poke around the drain pipes to ensure there are no kinks or obstructions. Pour about a cup of water into the drain pan and watch to make sure it flows out properly. Using a wet/dry vacuum, clear any buildup of algae, mold or mildew.

7. Examine For Signs of Wear or Damage

During routine maintenance, inspect your entire AC system inside and out for any concerning signs of wear or damage. Look for frayed wiring, corroded parts, loose connections, or leaks/drips. Check that the insulation around refrigerant lines is intact. Address any issues promptly before small problems lead to complete system failure.

8. Schedule Professional Tune-Ups  

While DIY maintenance helps, it's smart to have a professional AC tune-up done yearly before peak cooling season hits. Technicians have specialized tools and expertise to thoroughly evaluate your entire system. A tune-up maximizes energy efficiency, ensures safe operation, and can spot potential problems. 

9. Upgrade Air Filters 

As technology improves, so do air filters. Upgrading to a newer style air filter can drastically improve your indoor air quality. Options like 3M Filtration Air Filters capture more allergens, last up to 12 months, and are compatible with most systems. Consult a technician on the best filter recommendations for your particular AC make and model.

10. Consider a New AC If Older Than 10 Years

The average lifespan of an AC system is 10-15 years. While you can prolong the life of an ageing AC through proper maintenance, major repairs typically prove more costly than replacing the entire system. Newer ACs are significantly more energy efficient as well. Take advantage of rebates, tax credits, and special financing options when upgrading your old, inefficient AC in 2024.

By following this summer AC maintenance checklist, you can keep your system running optimally all season long. Don't wait until you have an emergency AC breakdown in peak heat to start caring for your unit. Schedule routine maintenance now and prevent problems down the road. Your wallet and comfort will thank you!

For fast, reliable AC repair in Delano, CA on all air conditioner models and brands, trust the experienced technicians at MRV Service Air Inc.

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