T.F. O’Brien has been serving the New Hyde Park area for over 85 years. We are the top-rated mini-split system service providers for your home and business needs. You can find us each year attending the New Hyde Park Street Fair, along with the other local vendors, food stalls, and live music. And, you can count on us to keep your New Hyde Park home or office comfortable, all year long.
If you use a ductless mini-split system for heating and cooling, call us first for any repair or maintenance needs. While mini-split systems are very efficient and can run at top performance for many years, there are many potential issues your system can face. Some top warning signs include unusual noises (like grinding or squealing), blowing warm air instead of cool, strange odors when the unit is running, frequent cycling (turning on and off), and higher-than-usual energy bills.
If you believe your home or business needs a mini split repair service, T.F. O’Brien can get your system back up and running quickly.
T.F. O’Brien Professionals Quickly Diagnosis Your Mini-Split AC Issues.
When we receive a service call for mini-split systems in New Hyde Park, we begin with a thorough diagnosis of the problem. The first step is always checking your mini-split AC filters and airflow for any blockages. Our mini-split technicians then check your thermostat and electrical components for any potential problems.
Visual and audio inspections are completed to detect signs of wear and tear or broken components. We finish your inspection by testing the overall performance between your mini-split return and the air supply. No matter what the concern with your New Hyde Park’s mini-split system, we will get you back up and running quickly.
Mini-Split Repair Service in New Hyde Park
After diagnosing the issue, your mini-split service expert from T.F. O’Brien will begin making repairs. Our technicians will replace or clean any filters. They also will check for any refrigerant leaks and make sure that the refrigerant is properly charged. If the issue is related to broken or worn-out parts, they will replace them with quality components to get your New Hyde Park home’s mini split restored as soon as possible. Before completing the service call they will not only clean up after themselves but also will thoroughly clean your mini-split system and ensure it is running optimally.
Top Rated Mini-Split Maintenance Plans for New Hyde Park
The best way to prevent issues with your mini-split system is proper maintenance. T.F. O’Brien has you covered with comprehensive maintenance plans for your ductless mini-split systems. During your annual maintenance call, our experts will inspect your system to find any common issues. We also thoroughly clean your mini-split system before using diagnostic tools to uncover any performance problems not apparent to the naked eye. Yearly maintenance of your New Hyde Park mini-split system typically involves replacing filters, calibrating your thermostat, and checking and refilling refrigerant levels. To avoid mini-split air conditioner service calls, keeping your system clean and properly calibrated should be a top priority. By taking advantage of our mini-split maintenance plan your system can run more efficiently and smoothly while expanding its lifespan
Get Started with an Estimate
Call T.F. O'Brien Cooling & Heating at (516) 488-1800 or complete our short form below and a representative will reach out to you.
"Completely Satisfied"
"I was completely satisfied with the professionalism, quality, and courteousness of your service. I will continue to call on and recommend you all future AC/Heating needs. Thank You."
- T.F., Baldwin, NY
4.8
1,538 reviews
4.7
63 reviews
T.F. O’Brien review scores as of 3/13/25
See how Daikin ductless systems can improve your comfort and save you money
Unlike single speed systems, Daikin ductless inverters offer variable speeds for more efficient home comfort.
Hear the difference in a Daikin ductless system from T.F. O'Brien
Our ductless solutions are engineered to operate under 50 decibels. Comfortably enjoy your home with a Daikin ductless system.
Count on T.F. O’Brien when you need ductless air conditioning service for your New Hyde Park home.
Do you need help repairing or maintaining your ductless mini-split system in New Hyde Park? Contact T.F. O’Brien to schedule a consultation. Our team is dedicated to providing top-notch service and helping you make informed decisions.
We have been the leading ductless heating technicians in New Hyde Park for over 85 years. T.F. O’Brien is ready to assist you, simply call us at 516.488.1800 and we will fix your mini-split system. Our team of trained mini-split technicians can get your New Hyde Park home or office ready for the cold winters and hot summers while providing savings on your energy bills. We also offer expert mini-split installation services, including:
- Air Conditioning Maintenance
- Air Conditioning Repair
- Air Conditioning Systems
- New AC Installations
- Ductless AC
- High Velocity AC
When you need mini-split air conditioning for your New Hyde Park home, T.F. O'Brien is ready to assist you. We proudly serve the AC needs for all of New Hyde Park. Simply call us at 516.488.1800 and we will be more than happy to help.