DIY Air Conditioner Maintenance: Spring Cleaning Checklist for Homeowners

Spring is here! 🌷 That means it's time to get your air conditioner ready for peak summer performance. In this video, Hartzell's Heat & Air provides an easy-to-follow, step-by-step DIY maintenance checklist to keep your AC system running efficiently, prevent breakdowns, improve indoor air quality, and reduce energy bills all summer long.

🔧 DIY AC Maintenance Checklist:

1. Remove Winter Covers & Restore Power
   • Properly uncover your outdoor condenser and safely reconnect power.
2. Clear Outdoor Debris
   • Maximize airflow by removing leaves, grass, and debris around your outdoor unit.
3. Clean Condenser Coils
   • Simple steps to safely remove dirt from your outdoor coils using just a garden hose.
4. Straighten Coil Fins
   • Learn how to gently straighten bent coil fins to restore optimal airflow.
5. Clean Outdoor Unit Base
   • Prevent drainage issues by removing accumulated debris from the unit’s base.
6. Inspect Wiring
   • Safely inspect outdoor wiring for wear, damage, or signs of corrosion.
7. Check & Replace Air Filters
   • Why regularly changing air filters is critical for AC efficiency and indoor air quality.
8. Clear Condensate Drain Lines
   • Prevent water leaks and mold growth with simple cleaning methods using household items.
9. Check Vents & Returns
   • Ensure vents and returns are clean, open, and unobstructed for optimal airflow.
10. Test Your Thermostat

• Verify correct settings and battery condition to ensure accurate temperature control.

1. Turn Off Humidifier (if applicable)

• Switch off your furnace humidifier during cooling months to reduce humidity levels.

1. Test Your System Early

• Why starting your AC system early can save money and discomfort in hotter weather.

1. Check Temperature Difference (Supply vs. Return)

• Learn a quick method to assess your AC’s cooling performance by measuring temperature differences.

🔨 Tasks Best Left to HVAC Professionals:

• Refrigerant level checks and recharge
• Deep cleaning of indoor evaporator coils
• Electrical component inspections
• Ductwork sealing and inspection
• Motor lubrication

Thanks for tuning in to Hartzell’s Heat & Air — your trusted HVAC experts in Oklahoma and beyond. From Kingfisher to coast-to-coast consulting, we design, install, and maintain smart, efficient systems that deliver year-round comfort.

We’re employee-owned, family-run, and powered by 48+ years of experience. Whether it’s AI-powered thermostats, geothermal systems, or classic tune-ups, we deliver upfront pricing, expert care, and warranties that back it all up.

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📞 (405) 375-4822

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