Beat the Summer Heat: Essential AC Maintenance Tips & When to Call a Pro (3 min read)

Maintenance

June 30, 2025

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At JB Heating Air & Refrigeration, we believe in empowering homeowners with the knowledge to keep their AC running smoothly. Here’s a rundown of essential AC maintenance tips you can do yourself, along with clear signs it’s time to call in the professionals.

Your DIY Summer AC Maintenance Checklist:

A little effort now can prevent a lot of sweat later!

  1. Change Your Air Filter Regularly: This is arguably the most important and easiest task. A clogged filter restricts airflow, forcing your AC to work harder and consume more energy. Check it monthly and replace it every 1-3 months (more often if you have pets or allergies).
  2. Clear Debris Around Your Outdoor Unit: Your outdoor condenser unit needs clear space to breathe. Remove any leaves, grass clippings, dirt, or other debris from around the unit. Aim for at least two feet of clear space in all directions.
  3. Gently Clean the Condenser Coils: With the power off at the breaker, carefully use a soft brush or a garden hose on a gentle setting to remove dirt and grime from the condenser fins. Bent fins can restrict airflow; if you see any, you can try to straighten them gently with a fin comb (available at hardware stores).
  4. Check Your Thermostat Settings: Ensure your thermostat is set to "cool" and that your desired temperature is accurate. Consider investing in a programmable or smart thermostat to optimize energy usage while you're away.
  5. Inspect Your Drain Line: The condensate drain line removes moisture from your home. If it gets clogged, water can back up and cause leaks or even mold growth. Look for standing water around your indoor unit and, if accessible, you can gently flush the line with a cup of distilled vinegar to prevent clogs.

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When to Call a Pro: Signs Your AC Needs Professional Attention

While DIY maintenance is helpful, some issues require the expertise of a trained HVAC technician. Don't ignore these warning signs, as they could indicate a more serious problem:

  • Warm Air Blowing: If your AC is running but the air coming from the vents isn't cool, it could be a refrigerant leak, a faulty compressor, or other serious issues.
  • Weak or No Airflow: If you notice significantly reduced airflow from your vents, or no air at all, there might be a problem with the blower motor, ductwork, or a severe clog.
  • Unusual Noises: Squealing, grinding, banging, or persistent clicking sounds are never good. These often indicate a mechanical issue, loose parts, or a failing motor.
  • Strange Odors: Musty smells can signal mold or mildew in your system, while a burning odor could indicate an electrical problem.
  • Excessive Moisture or Leaks: While some condensation is normal, large puddles around your indoor unit could mean a clogged drain line, a refrigerant leak, or a damaged coil.
  • Frequent Cycling (Short Cycling): If your AC unit turns on and off frequently, it's "short cycling." This can be a sign of an oversized unit, refrigerant issues, or electrical problems, and it puts unnecessary wear and tear on your system.
  • Spikes in Energy Bills: If your electricity bills suddenly skyrocket without a change in usage, your AC might be working inefficiently due to an underlying problem.

Don't Sweat It – Call JB Heating Air & Refrigeration!

For comprehensive AC tune-ups, diagnostics, repairs, and even new AC installations, trust the experts at JB Heating Air & Refrigeration. Our certified technicians are equipped to handle all your air conditioning needs, ensuring your home stays cool and comfortable all summer long.

Ready to ensure your AC is summer-ready? Contact JB Heating Air & Refrigeration today for a professional AC maintenance check or service appointment!

Blog Author
John Bailey

CEO - JB Heating - Air & Refrigeration