AC Maintenance Checklist
You rely on your air conditioner (AC) to provide consistent cooling all summer. Your AC relies on you to complete routine maintenance. Your AC maintenance checklist has several key tasks:
- Inspect and replace air filters
- Clean and clear the outdoor unit
- Check thermostat settings and electrical components
- Inspect condensate drain line and coils
- Schedule a professional AC tune-up
Stay on top of your AC maintenance to keep your system running at peak performance no matter how hot it gets outside.
Key Takeaways:
- Regular AC maintenance keeps systems running more efficiently.
- Homeowners can perform basic AC maintenance tasks, such as changing air filters, cleaning the outdoor unit, and calibrating their thermostat.
- Maintenance that involves electrical components should be left to a professional.
- Schedule a professional AC tune-up annually to improve system performance and lifespan.
Schedule Your AC Tune-Up with Elliot Services Today
With 75 years of experience and a reputation for service excellence, Elliot Services is a leading provider of AC maintenance in Kentucky. Schedule your tune-up with our licensed and insured contractors today.
Inspect and Replace Air Filters
Regular AC filter checks should always be at the top of your checklist. Manufacturers usually recommend replacing or cleaning air filters every one to three months because they collect dust, dander, and other debris before it blows through your vents. Some ACs require standard fiberglass while others call for pleated high-efficiency filters, so check which kind to buy before replacing it.
Dirty air filters hinder your AC’s performance and indoor air quality. They restrict airflow, causing your system to use more energy and run longer to compensate. This causes your system to accrue more wear and tear, resulting in more frequent breakdowns and a shorter lifespan.
Clean and Clear the Outdoor Unit
Your outdoor unit, known as a condenser, must be kept clear of debris. It relies on free airflow and clean coils to cool your home. However, it often accumulates dirt, leaves, and cut grass.
As your condenser gets dirty, it works harder and increases energy bills. Blocked or dirty condensers also tend to make rattling or buzzing noises, cause warm airflow, and ice formation on the coils.
Give your system a visual check monthly. If it looks dirty, follow these steps:
- Turn off the power at your breaker.
- Inspect for debris and remove any caught in the grate.
- Use a hose to rinse the coils gently and remove dirt. Don’t use a pressure washer!
- Trim back any vegetation at least 2 feet around the unit.
Check Thermostat Settings and Electrical Components
Your thermostat tells your AC when to turn off and on to control your indoor air temperature, but it only works when it’s calibrated correctly. You should check your thermostat annually to maintain consistent cooling and to catch minor issues early.
During this check, inspect:
- Battery life (if applicable). Replace low batteries.
- Programming schedules. Confirm the current schedule still works for you.
- Temperature accuracy. Get an independent thermometer and place it in the same space as your thermostat.
It’s also important to check electrical connections, capacitors, and contactors annually. However, this task is best left to the professionals as it poses a safety risk.
Inspect Condensate Drain Lines and Coils
Your AC’s evaporator coils keep your home cool, but they also collect condensation as warm air goes over them. This helps with removing humidity, but that moisture has to go somewhere. The condensate drain line siphons the water away from your AC to prevent water damage or mold on your home.
Your lines are probably clogged if you notice standing water around your indoor unit, algae or mold growing in the drain pan, or if your evaporator coils ice over. Some systems also shut down and refuse to turn on if the drain line backs up.
Schedule a Professional AC Tune-Up
Every year, your AC needs a professional tune-up. Scheduling one should be at the top of your AC maintenance checklist. During a professional tune-up, a trained tech:
- Checks refrigerant levels
- Runs a full system performance test
- Lubricates moving parts
- Tightens electrical connections
- Performs a safety control inspection
- Recommends any necessary repairs
ACs that get annual maintenance run more efficiently, break down less, and tend to last longer. Schedule your visit with an experienced HVAC team like Elliot Services in the spring before summer demand rises.
Trust Elliot Services for Reliable AC Maintenance and Repairs
Leave your AC maintenance to Elliot Services for safe, reliable, and quality service. As your full-service HVAC contractor, we handle your annual tune-up and all your repairs to your exact specifications.
