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When Minnesota winters settle in, your boiler becomes one of the most essential systems in your home. At O’Boys Plumbing, Heating & Air, we make sure it’s ready to handle whatever the season throws at it. Our boiler maintenance service keeps your system running safely, efficiently, and reliably so your family stays warm without worrying about unexpected breakdowns or rising energy bills.

With more than 25 years of experience serving homeowners in Blaine, MN, we know what it takes to keep home heating systems in top shape. Whether you have a gas, oil, or hot water boiler, our certified technicians will give it the attention it deserves.

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What Your Neighbors Are Saying About Us

Stacie Selnes
Excellent service from the call to the technician! Rare. They were able to come out same day in the evening! Even more rare. Chad was knowledgeable, explained everything to me and I couldn't be happier with the final bill! Unheard of!! I will refer everyone to O'Boys.
Katie Hertz
We had a great experience with O’Boys. We had a furnace tune-up done, and Chad was really knowledgeable and informative. He walked us through options and pricing, and helped us understand what to expect with our furnace in the coming years. We look forward to working with O’Boys again.
Michael Carr
I had Great experience with Rob during the consultation. He was detailed, informative, personable and professional. He gave me options and broke down rebates and payment options for me. Reasonable price as well!
Simone Youssef
Second time using O’Boys and they did not disappoint! Chad was so knowledgeable, efficient, and kind. Was able to fix my problem and gave me some great tips going forward. Excellent work and excellent customer service. Chad—you rock—thank you so much!!
Georgia Aragon
Gavin from O'Boys Plumbing came to deliver & fill our water softener. He was very polite, efficient and professional. He did a great job.
Solve Your Boiler Installation in Blaine MN

What Regular Boiler Maintenance Does for Your Home

Scheduling annual boiler maintenance is one of the smartest things you can do as a homeowner. It’s not just about preventing breakdowns. It’s about getting the most out of the system you already have.

Here’s what regular maintenance can do for you:

  • It helps your boiler run more efficiently, which means lower monthly heating bills during those long Blaine winters.
  • It extends the life of your system, giving you more years out of your investment before a replacement is needed.
  • It keeps your home safer by catching carbon monoxide risks, gas leaks, and pressure issues before they become serious problems.
  • It protects your manufacturer’s warranty, which often requires proof of annual servicing.
  • It gives you peace of mind knowing your heating system won’t leave you in the cold on a -10°F January night.

Blaine’s climate puts a real strain on home heating systems. With temperatures regularly dropping well below freezing from November through March, your boiler runs hard for months. That kind of demand makes annual maintenance more than just a recommendation. It makes it a necessity.

Prioritize Boiler Repair for Your Home

What's Included in Our Boiler Maintenance Visit

When one of our technicians comes out for a boiler maintenance visit, we do a thorough inspection and tune-up from top to bottom. We don’t cut corners, and we make sure you know exactly what we checked and what we found.

Our maintenance visit typically covers:

  • Inspect the heat exchanger for cracks or signs of damage that could allow carbon monoxide to enter your living space.
  • Checking and adjusting burner operation to ensure your boiler combusts fuel cleanly and efficiently.
  • Testing and calibrating the thermostat and controls so your system responds accurately to your comfort settings.
  • Flushing and bleeding radiators or baseboard units to remove trapped air that causes uneven heating throughout your home.
  • Inspecting all pipes, valves, and connections for signs of corrosion, leaks, or wear.
  • Checking the expansion tank and pressure relief valve to make sure your system is operating within safe pressure ranges.
  • Review the flue and venting system to confirm exhaust gases are being safely directed out of your home.
  • Lubricating moving parts to reduce friction and prevent premature wear.
  • Documenting everything we found and walking you through any recommendations before we leave.
We believe in keeping homeowners informed. After every visit, you’ll know exactly where your system stands.

Problems We Catch Before They Get Worse

One of the most significant advantages of regular maintenance is identifying minor issues before they become expensive repairs or safety hazards. During routine visits, our technicians often encounter problems homeowners didn’t even know existed.

Some of the issues we find and address include:

  • Corroded or leaking pipes that, left unattended, can cause water damage to your floors, walls, and foundation.
  • Sediment buildup inside the boiler reduces efficiency and causes the system to overheat.
  • Faulty pressure relief valves put your system at risk of dangerous pressure spikes.
  • Worn circulator pumps that struggle to evenly move hot water through your system.
  • Pilot light or ignition problems that cause your boiler to cycle on and off unreliably.
  • Blocked or damaged flue pipes that prevent proper venting and increase the risk of carbon monoxide buildup in your home.
Catching any one of these during a maintenance visit can save you hundreds or even thousands of dollars compared to waiting until a complete breakdown occurs.
Reliable Boiler Repair in Blaine MN

What Happens When Boiler Maintenance Gets Skipped

We get it. Life gets busy, and it’s easy to push maintenance to the back burner when your boiler is working fine. But skipping annual service year after year has real consequences.

When boiler maintenance gets skipped, homeowners in Blaine often deal with:

  • Higher energy bills are the result as the system works harder to maintain the same level of heat output.
  • More frequent and more costly repairs occur as minor problems compound over time.
  • A shorter system lifespan means you’ll need to replace the boiler sooner than expected.
  • Increased safety risks from undetected gas leaks, carbon monoxide issues, or pressure problems.
  • Voided manufacturer warranties that require documented annual maintenance to stay valid.
  • Mid-winter breakdowns that leave your home without heat during the coldest days of the year.
No one wants to be dealing with an emergency boiler repair in February. Staying on top of maintenance is the simplest way to avoid that situation.

Why Homeowners in Blaine Trust O'Boys

O’Boys Plumbing, Heating & Air has been a part of the Blaine community for over 25 years. We’re a family-owned business, and that shows in the way we treat our customers. We’re not just here to complete a job ticket. We’re here to make sure your home is comfortable, safe, and running the way it should be.

Here’s what you can expect when you work with us:

  • We offer same-day emergency services so you’re never left waiting when something goes wrong.
  • We send certified and insured technicians who deliver consistent, high-quality results on every visit.
  • We provide transparent, competitive pricing with no hidden fees or surprise charges.
  • We offer preventive maintenance programs to keep your system in excellent shape year-round.
  • When you call O’Boys, you’re calling a team that genuinely cares about the people they serve. We’ve built our reputation one home at a time right here in the Blaine area, and we plan to keep it that way.
O'Boys Plumbing, Heating & Air
Mascot Plumbing Repair in Geo City

frequently asked questions

How often should I schedule boiler maintenance?
Most manufacturers and heating professionals recommend scheduling boiler maintenance once a year. The best time to do it is early fall, before the heating season begins, so your system is ready when temperatures drop.
A standard maintenance visit typically takes between 1 and 2 hours, depending on the age and condition of your system. Our technicians work efficiently without rushing through the inspection.
Yes. Regular maintenance helps your boiler run more efficiently, extends its lifespan, and prevents costly breakdowns. In most cases, the money you save on energy bills and avoided repairs more than covers the cost of the service.
Homeowners can do some basic tasks like bleeding radiators or checking their thermostat settings. However, a full inspection of the heat exchanger, gas connections, flue, and internal components should always be performed by a certified technician.
A tune-up typically focuses on cleaning and adjusting components for better performance. A complete inspection is more thorough and covers safety checks, pressure testing, and a full review of the entire system. Our maintenance visits include both.
AC Repair Services in Blaine, MN
O'Boys Plumbing, Heating & Air

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