If your AC system isn’t cooling efficiently, making strange noises, or causing high energy bills, it’s time for professional maintenance. Ignoring these issues can lead to expensive repairs and unexpected breakdowns, leaving you without cooling when you need it most. Bobby O’s HVAC Inc. provides expert AC maintenance in Setauket, NY, ensuring your system runs at peak efficiency.
With over 25 years of experience, our certified technicians deliver thorough inspections, performance optimizations, and preventative care to extend your AC’s lifespan and improve energy efficiency. Trust us to keep your home cool and comfortable—we get the job done right the first time! Contact us today.

Warning Signs Your AC Needs Immediate Maintenance
Your AC is an essential part of your home, keeping you cool during Setauket’s hot summers. However, like any machine, it experiences wear and tear over time. Ignoring the early warning signs can lead to costly breakdowns or even a complete system failure. If you notice any of the following issues, it’s time to call for a professional AC maintenance check. Signs include:
- Weak or warm airflow: If your AC is running but barely blowing cool air, it may indicate clogged air filters, a failing compressor, or blocked vents. Reduced airflow can cause your system to overwork, increasing energy bills while failing to keep your home comfortable.
- Strange noises: Air conditioners typically run with a low hum, so any unusual sounds—such as grinding, rattling, or banging—should not be ignored. These noises often signal loose components, motor failure, or debris stuck in the fan blades, which, if left unchecked, could lead to system damage.
- High energy bills: A sudden spike in your electricity bill without a change in usage means your AC is working harder than it should. Dirty coils, failing parts, or low refrigerant levels could be making the system inefficient, leading to excessive energy consumption and unnecessary costs.
- Water leaks or ice buildup: If you notice puddles of water around your AC unit or ice forming on the coils, there could be a clogged drain line, low refrigerant levels, or a failing compressor. If left untreated, these issues can lead to serious water damage or a complete system shutdown.
Don’t let small AC issues turn into costly repairs or system failures. If you’ve noticed any of these warning signs, it’s time for a professional tune-up. Call Bobby O’s HVAC Inc. today and restore your AC’s performance!

Why Professional AC Service Saves You Time & Money
Many homeowners in Setauket, NY, attempt quick AC fixes or neglect routine maintenance, thinking it saves time and money. Investing in professional AC maintenance ensures long-term reliability, comfort, and savings. Here’s why expert service is the best choice:
- Extends system lifespan: Regular maintenance helps your AC run efficiently for 10–15 years or more. Without proper care, dust buildup, worn-out parts, and poor airflow put excessive strain on the unit, leading to frequent repairs or early system replacement—costing you thousands of dollars in the long run.
- Prevents costly repairs: Minor issues, such as a clogged drain line or loose wiring, may seem harmless at first but can quickly escalate into expensive repairs. Routine service allows HVAC professionals to detect and fix small problems early, preventing major breakdowns that could leave you without cooling during peak summer months.
- Boosts energy efficiency: A neglected AC unit works harder than it should, increasing energy consumption. Dirty filters, blocked coils, and low refrigerant levels force the system to use more power to cool your home, causing energy bills to skyrocket. Professional maintenance keeps everything clean and optimized for maximum efficiency.
- Improves indoor air quality: Dust, dirt, and allergens can accumulate in your AC system, circulating throughout your home and aggravating allergies or respiratory issues. Cleaning air filters, coils, and ductwork during a professional maintenance visit significantly improves air quality, helping you and your family breathe easier.
Skipping AC maintenance can lead to costly breakdowns and wasted energy. Protect your investment with expert service from Bobby O’s HVAC Inc. Call today for a professional tune-up and enjoy lower bills and reliable cooling!
Our Proven AC Maintenance Process – What We Do
At Bobby O’s HVAC Inc., we don’t just perform a quick check and call it a day. Our comprehensive AC maintenance process is designed to keep your system running at peak efficiency, reduce wear and tear, and prevent unexpected breakdowns. Here’s what you can expect when you schedule maintenance with us:
- Full system inspection: Our technicians thoroughly examine your AC unit, checking for worn-out parts, refrigerant leaks, and airflow issues. We assess every component to catch potential problems early, ensuring your system operates at maximum efficiency and preventing unexpected breakdowns.
- Filter cleaning & replacement: Dirty filters restrict airflow, making your AC work harder and reducing indoor air quality. We clean or replace your air filters as needed, helping your system maintain strong airflow, improved efficiency, and better air circulation throughout your home.
- Refrigerant level check & top-off: Low refrigerant levels can cause poor cooling performance, frozen coils, and compressor failure. We check your system’s refrigerant levels, detect any leaks, and top off as necessary to maintain optimal cooling power and efficiency.
- Electrical component testing: Faulty wiring, worn-out capacitors, or failing relays can lead to electrical malfunctions, system failure, or even safety hazards. Our technicians inspect and test all electrical components, tightening connections and replacing damaged parts to prevent unexpected shutdowns or costly repairs.
- Ductwork inspection: Leaky ducts can cause up to 30% energy loss, making your AC work harder than necessary. We inspect your ductwork for gaps, leaks, and blockages, ensuring efficient airflow and consistent cooling throughout your home.
A well-maintained AC means fewer repairs, better efficiency, and longer system life. Schedule your AC maintenance in Setauket, NY, with Bobby O’s HVAC Inc. today and let our experts keep your cooling system in peak condition all year round!
Exclusive Maintenance Plans – Hassle-Free Comfort All Year
At Bobby O’s HVAC Inc., we know that keeping up with AC maintenance can be a hassle, which is why we offer affordable and convenient maintenance plans to take the stress off your shoulders. Our plans ensure that your AC receives routine professional care, preventing unexpected breakdowns, costly repairs, and reduced efficiency. Members receive priority scheduling, discounted repair rates, and comprehensive tune-ups, keeping their systems running smoothly year-round. With our expert service, your AC will stay in top condition, providing consistent cooling and lower energy bills. Whether you own a home or business, our maintenance plans offer peace of mind and long-term savings. Sign up today and enjoy worry-free comfort all year!
Customer Testimonials
Hear directly from homeowners who trust Bobby O’s HVAC Inc. for fast response times, honest service, and lasting comfort.