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Oil Burner Service & Cleaning in Bellingham, MA

Oil burner cleaning, tune-ups, and repair for Bellingham and MetroWest, on furnaces and boilers alike — every quote itemized before work starts.

Call (508) 282-1000 4.3 · 45 Google reviews

Hannon Heating & Air Conditioning cleans, tunes, and repairs oil-fired burners in Bellingham, MA and across MetroWest — on furnaces and boilers alike. Paul Hannon has serviced oil heat for more than 30 years, and annual burner cleanings anchor our fall schedule. Every quote is itemized, and you see it before work starts. Our service area includes Mendon, Millville, and Uxbridge.

What an Annual Cleaning Actually Includes

"Cleaning" undersells the visit, so here is the actual list. We replace the nozzle, the oil filter, and the pump strainer — the three parts that clog and drift out of spec every season. We brush and vacuum the heat exchanger and combustion chamber, because soot on those surfaces works like insulation in exactly the wrong place. We check and gap the electrodes, inspect the fuel lines and tank connections, then run the burner and tune it with a combustion analyzer, taking real measured numbers for smoke, draft, and efficiency instead of a look and a nod. The visit ends with a safety inspection of the controls and the flue. Watch the whole visit if you like; plenty of customers do.

  • Nozzle, oil filter, and pump strainer: replaced — the three parts that clog and drift out of spec every season.
  • Heat exchanger and combustion chamber: brushed and vacuumed.
  • Electrodes: checked and gapped; fuel lines and tank connections inspected.
  • Combustion analyzer tune: real measured numbers for smoke, draft, and efficiency.
  • Safety inspection: of the controls and the flue.

Why Oil Equipment Needs It Every Single Year

Oil burns dirtier than gas, and the soot it leaves coats the heat exchanger, where it insulates the flame from your house — efficiency drops season after season until a cleaning restores it. A worn nozzle sprays a distorted pattern that makes more soot still, so the cycle feeds itself. Skipped cleanings are also how winters go wrong: clogged filters and nozzles cause the lockouts that strand houses on cold nights, and a badly fouled burner can build toward a puff-back that coats the basement in soot. One visit a year, before the season, prevents nearly all of it. We service the oil-fired boilers this area runs on constantly; boiler repair covers what we fix when maintenance came too late.

Beckett PowerLight burner with GeniSys control on a Peerless oil boiler serviced by Hannon

You Don't Need Your Oil Company's Service Plan

Any licensed Massachusetts oil burner technician can service your burner, no matter whose truck delivers the oil. Plenty of homeowners assume the delivery company's plan is the only option, then wait days for a plan appointment in January or discover the "covered" repair carries a list of exclusions. We work independently: you call, we come, and the estimate is itemized so you can see exactly what you are paying for, part by part. Massachusetts licenses oil burner technicians for good reason, and the license, the insurance, and a written quote are what's worth asking any company for before they touch your burner.

Trouble Signs Worth a Call Now

Soot on the burner, on the boiler jacket, or drifting from the flue means combustion has gone wrong and the burner is due for service now. The same goes for smoke or an oil smell in the basement when the burner runs; both point at a worn nozzle or delayed ignition. Lockouts right after a delivery or after running the tank low usually mean stirred-up sludge has clogged the filter, or air is in the line — annoying, common, fixable. And if the tank itself is the aging part of the system, our oil tank replacement page covers the double-wall tanks we install as a Roth-certified shop. Book a cleaning in late summer or early fall, before the first cold night.

No heat or no cooling? Emergency service is available.

Call (508) 282-1000 — we pick up when we can, and if we miss you we call right back.

Frequently Asked Questions

What actually gets done during an annual oil burner cleaning?
New nozzle, new oil filter, new pump strainer, then a full brushing and vacuuming of the heat exchanger and combustion chamber, an electrode check, and a burner tune using a combustion analyzer with measured smoke, draft, and efficiency numbers. It closes with a safety inspection of the controls and flue. If a visit skips those parts and that test, it wasn't a cleaning.
Does an oil system really need cleaning every single year?
Yes, oil equipment specifically does. Oil combustion leaves soot that insulates the heat exchanger and drags efficiency down every month it stays there, and a worn nozzle makes the sooting worse as the season goes on. Annual service is also when the clogs that cause mid-winter lockouts get caught early. Gas equipment is more forgiving; oil is not.
Do I have to use my oil company's technicians?
No. Any licensed Massachusetts oil burner technician can service the burner regardless of who delivers your oil. Delivery-company plans can be convenient, but they queue you behind other plan customers in peak season, and the coverage often has exclusions in the fine print. We work independently with itemized, upfront quotes, so you know what each part of the job costs.
Why does the burner lock out after an oil delivery or after running low?
A delivery stirs up sludge from the tank bottom, and running low pulls that sludge plus air into the fuel line, so the filter or nozzle clogs and the burner locks out on safety. Press the reset button once, and only once — repeated presses pump unburned oil into the chamber and risk a puff-back. If one press doesn't hold, the line needs to be cleared and primed.
Why is my burner sooty, or making the basement smell like oil?
Both mean combustion is off, and both are service-now signs. A worn or partly clogged nozzle sprays a bad pattern, ignition comes late, and the burner smokes and soots — left alone, that is the road to a puff-back that coats the basement. An oil smell can also mean a weeping fitting or fuel line. Shut it down and call; the fix costs far less than the cleanup.

Book Your Burner Cleaning

An annual cleaning keeps an oil system efficient and is the best insurance against a no-heat call — you'll talk to the person who does the work.

(508) 282-1000 Request an Estimate

Mon-Fri 7am-5pm · Emergency Service Available