Medford, NY Gas Furnace Maintenance


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Central Air Systems, Inc. has been providing furnace maintenance programs for New York homes and businesses for over three decades. All gas furnace manufacturers strongly recommend annual maintenance to ensure safety and reliable furnace operation, and to prolonged the life our your equipment.

Join the Central Air Systems maintenance agreement today!

Our Lennox® factory trained, NATE Certified, licensed, and insured service technicians guarantee on time, done right and priced right gas furnace service. Regardless of the year, make and model of heating system, you can trust us to provide you timely furnace tune-up service.

Join Our Maintenance Plan Today

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371 Total Reviews /files//central_air_systems-logo-SM.jpg631-254-4900$22A Industrial Blvd Suite 2, Medford NY


Emergency Furnace Repairs

If the worst happens and you gas furnace stops working on a cold winter day, call use day or night. We offer 24 / 7 emergency heating repairs. For more details click here.

Central Air Systems maintenance agreements.

Long Island Gas Furance Maintenance Agreements

Professionally maintaining your HVAC system can help save money by consistently taking steps to keep your gas furnace running smoothly year-round. Our service agreements can be for residential or commercial settings, and can include maintenance, cover breakdowns, and sometimes repairs or replacement parts. Enrolling in a Central Air System, Inc maintenance program will help ensure proper maintenance for your gas furnace and take the worry out of winter.

Have Questions About Your Heating System?

Check out our heating system F.A.Q. to see if your question is answered!

You can always reach out and call or contact us too!
Central Air Systems is here to keep you cool and comfortable.


Heating System F.A.Q.

Typical Gas Furnace Maintenance Calls Include

Although our furnace maintenance steps will vary a bit based on the age and technology of your furnace, a gas furnace tune-up typically includes:

  • Inspection: On arrival, we'll carefully inspect your gas furnace carefully note its condition.
  • Cleaning: If you have a replaceable furnace filter we'll change it. If you have an electronic air cleaner or other IAQ systems we'll inspect it and clean the airstream components as needed. We'll also clean the furnace blower and control compartment.
  • Lubrication: We'll lubricate any moving parts that require lubrication like motors, bearings, or fans to reduce friction and prevent noise.
  • Check Ignition System: We'll inspect the pilot light assembly or ignition system and clean as necessary.
  • Gas Pressure and Burner: Verify proper gas pressure and inspect burners and clean if needed.
  • Blower: We'll inspect and clean the air blower as needed. We'll measure the amperage and voltage for the fan motor to ensure it is in great condition.
  • Heat Exchanger: Inspect gas furnace heat exchanger for cracks, soot, and corrosion. Clean if needed.
  • Venting System: Inspect the flues and ventilation system to ensure proper operation. If you have a condensing furnace, we'll check the condensation drains and any condensation pumps.
  • Ductwork: Check ductwork for loose joints or hangers, and seal with mastic duct sealant as needed.
  • Thermostats and Controls: We'll check you thermostats for proper operation. If they utilize batteries for power, we'll change the batteries.
  • Complete After Maintenance System Test: We'll test run your gas furnace for several minutes. We'll check for proper temperature rise, blower operation, and burner operation.
  • Clean-up: We'll pick-up our tools, remove any old filters, and thoroughly clean our workspace.
  • Prepare Visit Report: We'll explain our work and document any potential problems or recommended repairs.

With our experience, we'll provide the best furnace tune-up solutions for both residential and commercial applications. We'll make sure you're ready for efficient, safe, and reliable heating performance all winter long. With our satisfaction guarantee, you never have to worry that the service you receive will be less than the best.

Locally Owned: Central Air Systems, Inc. has been owned and operated since 1989 by Long Island native Steve Signorile.
Nate Certified: Successful NATE training represents real-world working knowledge of HVACR systems and validate the professional competency of service and installation technicians.
Accredited Better Business Bureau Company: We have been BBB Accredited for over 30 years and we have earned an A+ rating from the Better Business Bureau.
Licensed and Insured: We are licensed, certified and insured to operate in Medford, NY and throughout Nassau and Suffolk Counties. We specializing in system design, installation, repair and maintenance of heating and cooling equipment for residential and light commercial customers. We operating with NY license numbers H-16923, RP-2850, and RE-4040.
Lennox® Premium Dealer™. It takes a lot become a Lennox Premier™ Dealer: We are the best of the best.

CALL US TODAY 631.254.4900

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