Boiler Repair

Boiler Repair in Dix Hills

Gas & Oil Boiler Repairs for Dix Hills Homes

Our technicians diagnose gas and oil boiler problems on-site, from failed ignition and leaking components to pressure issues, circulator failures, and complete heat loss. Tedco Mechanical provides Dix Hills homeowners with a clear diagnosis and a no-cost estimate before repairs begin.

Since 2010, we’ve handled boiler repair, maintenance, installation, and replacement for residential and commercial customers across Long Island. We service major makes and models, including Weil-McLain, Burnham, Peerless, Buderus, Slant/Fin, and New Yorker systems.

Call (631) 366-7241 to request boiler repair in Dix Hills and arrange an on-site diagnosis.

Boiler Problems We Diagnose & Repair

A boiler can stop heating because of a problem with combustion, water circulation, system controls, or pressure. We inspect the system to identify the failed component rather than treating only the visible symptom.

Our technicians diagnose boiler issues such as:

Failed boiler ignition: The burner doesn’t ignite or remain operating as required.
Boiler leaks: Water appears around the unit, valves, piping, or connected components.
Pressure problems: System pressure is too low, too high, or fluctuates during operation.
Circulator failures: Heated water isn’t moving properly through the home.
Complete heat loss: The boiler runs without producing heat or doesn’t start.

We work on hot-water and steam systems powered by gas or oil. Every visit begins with an evaluation of the equipment and the symptoms you’ve noticed.

Signs Your Boiler Needs Professional Diagnosis

No heat is the clearest indication that a boiler needs attention, but it isn’t the only one. Water leaks, banging or knocking sounds, and repeated start-and-stop operation also call for professional diagnosis.

Watch for these common boiler warning signs:

The boiler produces little or no heat.
Water collects beneath or around the equipment.
The system bangs, knocks, or makes unfamiliar operating noises.
The boiler starts and stops repeatedly without completing a normal heating cycle.
The thermostat calls for heat, but the system doesn’t respond correctly.
The pressure reading drops or changes unexpectedly.

Short-Cycling
Short-cycling occurs when a boiler repeatedly starts and stops before completing a normal heating cycle. Because this behavior can have several causes, the system needs to be examined rather than diagnosed from the cycling pattern alone.

Interrupted Operation
Low water pressure, ignition or pilot failures, thermostat problems, and failed circulator pumps can interrupt heating. Several faults may produce similar symptoms, so an on-site assessment is the most direct way to identify the problem.

Hot-Water & Steam Boilers
Hot-water systems heat water and circulate it through the home. Steam systems heat water into steam, which moves through piping to radiators. Recognizing the system type helps frame the diagnosis, but both require trained attention when leaks, unusual noises, cycling problems, or heat loss develop.

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The Tedco Mechanical Difference

Rapid Response. Reliable Results.

Family-Owned & Operated
Our family values guide every project, ensuring honesty in all we do.
Quality Workmanship
We take pride in doing the job right, delivering durable and professional results.
Licensed & Insured
Certified, licensed, and fully insured for your confidence and protection.

Fast & Reliable Service
We show up fast and provide service you can depend on.
Trained Technicians
Our team is skilled, certified, and knowledgeable in the latest HVAC systems.
Emergency Service
When emergencies happen, we’re just a call away to restore comfort.

Our Dix Hills Boiler Repair Process

We keep each step clear, from the initial request through the repair decision. Same-day appointments are available when needed and when scheduling permits, without promising a response time that depends on current availability.

On-Site Diagnosis
Our technicians arrive equipped to diagnose the boiler at the property. Tell us whether you’ve noticed heat loss, leaking water, unusual noises, ignition trouble, or repeated cycling so we can begin with the system’s current behavior.

Free Estimate Before Work Begins
After evaluating the equipment, we provide an estimate before starting the work. Costs depend on the existing system’s condition, the failed component, and the extent of the required repair. We offer competitive pricing and explain the proposed work before you proceed.

Common Parts on Hand
Our technicians carry common boiler parts, often allowing us to complete repairs in one visit. Parts availability, the specific failure, and the boiler model determine whether another visit is required.

Repair, Installation & Replacement Options

An assessment can distinguish a correctable component failure from a situation in which boiler installation or replacement should be considered. We explain the available options based on what the inspection reveals rather than assuming every heating interruption requires a larger project.

Wells Fargo financing is available for boiler installation or replacement projects. Homeowners considering a larger system project can contact us for details about available financing and the proposed equipment.

Annual Boiler Maintenance & System Life

Most manufacturers recommend yearly boiler maintenance. An annual visit allows a technician to identify operating issues before they cause a heating interruption.

Consistent maintenance can also extend the system’s lifespan. Well-maintained boilers typically operate for 15 to 20 years, although actual service life depends on the equipment, its condition, and how it has been maintained.

Maintenance addresses ongoing system care, while repair responds to a specific failure such as an ignition problem, leak, pressure issue, or circulator malfunction. Yearly maintenance can’t prevent every breakdown, but it provides regular opportunities to assess boiler operation.

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What Our Customers Are Saying

Real Feedback. Real Comfort.

Warranty Coverage for Boiler Work

We’re a family-owned and MBE-certified HVAC and mechanical company serving Dix Hills and other Long Island communities. MBE certification identifies us as a certified minority-owned business.

Every boiler job we perform includes a one-year labor warranty. Installed boiler equipment also carries the manufacturer’s warranty according to the equipment maker’s applicable terms.

Request Boiler Repair in Dix Hills

When you contact us, describe any heat loss, visible leaks, unusual noises, or repeated cycling. We’ll arrange an on-site diagnosis, identify the problem, and explain the proposed work and estimate.

Call (631) 366-7241 to request boiler repair from Tedco Mechanical.

"Knowledgable, Friendly & Honest"
Frank was very knowledgeable, friendly, and a man of his word. He always answers his phone calls and keeps his appointments. I recommend without reservations.

- Vic Z.
"Upfront About Cost"
Frank responded immediately and accommodated my schedule. He came out the same day and fixed my central air unit. He was upfront about the cost and answered all of my questions. Very satisfied.

- Brian D.
"Quick & Courteous Service"
Frank responded quickly and courteously. He solved my problem in an hour after investigating my 18-year-old cooling system: clogged filter and no freon. I'm sure other companies would have told me the unit needed to be replaced. Now my AC runs ice cold.

- Drue S.
"On-Time & Honest"
They assisted me the same day I called, arrived on time, were honest, and didn't try to take advantage of the situation. I will definitely call them for my next related project or need.

- Michele S.
"Honest & Humble"
Frank and John were outstanding and addressed my heating problem quickly. What I thought would be a costly repair was, in fact, very reasonable. They did not try to sell me unnecessary services. This team was honest and humble.

- Joseph C.
"Great Price & Professional Installation"
Tedco Mechanical was a pleasure to work with. I had two units installed. Great price and professional installation. I would highly recommend!

- Allan L.
"Very Happy"
Frank was professional, patient, and honest. I would recommend him. I am very happy with his services.

- Lucy N.
"Knowledgable, Fast Service"
Tedco responded immediately to my call when my AC unit went down. The technician showed up fast and was knowledgeable. He fixed my unit in under an hour, and the price was less than we expected. They were amazing!

- Joseph M.
"Quick Response & Service"
Frank of Tedco responded to my request immediately and arrived that night from another job. He serviced my central air up and running. Very happy with their quick response and service.

- Robert G.

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Tedco Mechanical Is Ready to Help

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Areas We Serve

Baldwin
Bay Shore
Brentwood
Centereach
Central Islip
Commack
Copiague
Coram
Deer Park
Dix Hills
East Meadow
Franklin Square
Garden City
Glen Cove
Hempstead
Hicksville
Holbrook
Levittown
Lindenhurst
Lynbrook
Massapequa
Medford
Merrick
Mineola
Oceanside
Plainview
Rockville Centre
Selden
Shirley
Smithtown
Valley Stream
Wantagh
West Babylon
West Islip