HVAC Maintenance & Repair

Keep Your Comfort System Running Strong, Year After Year

A reliable HVAC system doesn’t just happen — it’s built through quality installation and regular care. At Assured 1st Heating & Air, we provide trusted HVAC maintenance and repair services to keep your system efficient, safe, and problem-free. Whether you're dealing with a breakdown or want to prevent one, our licensed team has you covered.



We proudly serve Atlanta and customers throughout Georgia, delivering expert service that keeps homes and businesses blowing snowballs all year long.

Why Regular HVAC Maintenance Matters

Routine maintenance is the #1 way to avoid unexpected repairs and extend the life of your heating and cooling system. Just like a car needs oil changes and tune-ups, your HVAC system requires scheduled check-ups to perform at its best.

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Benefits of regular HVAC maintenance:

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Prevents costly emergency breakdowns

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Improves energy efficiency and reduces utility bills

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Extends the life of your equipment

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Improves air quality and comfort

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Keeps your warranty valid (many require proof of service)

We recommend twice-a-year tune-ups — once before summer and once before winter — to make sure your system is ready when you need it most.


HVAC Maintenance


Our HVAC Maintenance Services

HVAC Maintenance

Our detailed inspections and tune-ups are designed to keep your system running smoothly and identify problems before they escalate. Every maintenance visit includes:



  • Filter replacement and coil cleaning

  • Thermostat testing and calibration

  • Electrical connection checks

  • Refrigerant level inspection

  • Blower motor and fan operation tests

  • Safety switch and ignition control checks

  • Ductwork airflow inspection

Whether you're maintaining a residential AC unit or a large commercial rooftop system, we tailor our service to fit your setup.

Fast, Reliable HVAC Repair Services

When your HVAC system breaks down, you need help — fast. Our team provides 24/7 emergency HVAC repair services across Atlanta and surrounding areas. We’re available nights, weekends, and holidays to restore your comfort with expert-level diagnostics and quick solutions.



We repair issues like:


  • System won’t turn on or blows the wrong temperature

  • Unusual smells or noises

  • Refrigerant leaks

  • Frozen coils or overheating

  • Uneven airflow or no airflow at all

  • Thermostat or control malfunctions

We work on all major brands and systems, including Trane, Carrier, Lennox, Rheem, Goodman, and more.

Signs You May Need HVAC Repair

Not sure if it’s time to call us? Look out for these common red flags:


  • Inconsistent temperatures throughout your home or business

  • Sudden spike in energy bills

  • Water or refrigerant leaking from your unit

  • Frequent system cycling (on/off)

  • Poor airflow or rooms that don’t heat or cool properly

The sooner you catch a problem, the easier (and cheaper) it usually is to fix. Don’t wait — let us take a look.

Residential & Commercial Service

We provide expert maintenance and repair for:



  • Homes and apartments

  • Office buildings and retail spaces

  • Restaurants and commercial kitchens

  • Warehouses and industrial facilities

  • Rental properties and investment units

Whether you’re a homeowner looking for seasonal maintenance or a business dealing with a critical system failure, we respond quickly and do the job right.

Why Customers Trust Assured 1st Heating & Air

We don’t just repair HVAC systems — we build lasting relationships with our client

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Licensed and certified technicians

24/7 emergency HVAC repair

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Family-owned and operated since 2012

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Transparent, fair pricing

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Exterior view of a white Gree air conditioning unit installed next to a house with windows and tan siding.

Schedule Maintenance or Book a Repair Today

If your system is acting up — or if you just want to prevent costly issues — let Assured 1st Heating & Air handle it. We’ll get your system back on track and keep it running strong.