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Bloomington covers a lot of ground, from the bluffs above the Minnesota River to established neighborhoods built decades ago, and that variety means homes here rely on ductless mini splits for all kinds of reasons. Some cool additions built onto older post-war houses, while others handle comfort in newer builds near the river valley. O’Boys Plumbing, Heating & Air has repaired mini splits across Bloomington for more than 25 years, with certified technicians who understand this range of housing.

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Why Homeowners in Bloomington, MN Trust 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.

Signs Your System Needs a Closer Look

With homes of so many ages and styles across Bloomington, mini split issues can show up differently depending on the property. These are the signs our technicians see most.

  • Inconsistent temperatures throughout the day
  • Excess moisture or condensation
  • Grinding or squealing noises
  • Unit cycling more than usual
  • Weak or no airflow
  • Visible corrosion on components

If your system is showing any of these, a repair now can prevent a bigger breakdown later.

How Our Technicians Approach Every Repair

We start by reviewing the age and setup of your system, since Bloomington’s mix of older post-war homes and newer construction near the river bluffs means no two repairs look exactly alike. Our technicians check refrigerant levels, wiring, and drainage before making a diagnosis.

Once we identify the issue, we complete the repair and test the unit under full load to confirm it’s performing properly. For homes near the bluffs and lower lying areas, we pay extra attention to condensate drainage, since humidity levels can run higher close to the river valley.

We finish every visit by explaining what we found and offering guidance on keeping your system running well through Bloomington’s full range of seasons.

Problems We Frequently Repair Across Bloomington

Given the range of home ages and locations across the city, a handful of issues come up often.

  • Condensate drainage clogs
  • Aging electrical components
  • Refrigerant leaks
  • Dirty evaporator coils
  • Failing capacitors
  • Improperly sized units

Our technicians take the time to identify the actual cause rather than just addressing the symptoms.

Inside a Typical Service Visit

A homeowner named Tom in the Penn Lake neighborhood called us when his mini split started shutting off every few minutes instead of running a full cycle. Our technician found a failing capacitor, a common issue in units that have been running for several years without maintenance.

After replacing the part and testing the system through a full cycle, the unit ran smoothly again without cutting out. Tom asked what he could do to avoid future breakdowns, so our technician suggested a yearly checkup to catch aging components before they fail.

Why Bloomington Homeowners Choose O'Boys

Across Bloomington’s many neighborhoods, homeowners choose us for a consistent set of reasons.

  • Same-day emergency service
  • Certified and insured technicians
  • Experience with homes of every age
  • Transparent, upfront pricing
  • Family owned for over 25 years
  • Preventative maintenance programs

No matter which part of Bloomington you call home, we bring the same level of care to every job.

frequently asked questions

Does the age of my home affect mini split repair?
It can. Older homes may have outdated wiring or original installations that need extra attention, while newer homes tend to have fewer age related issues.
This is often caused by a failing capacitor or electrical issue. It’s a common repair for units that have run for several years without maintenance.
Yes. Lower lying areas near the river valley tend to see higher humidity, which can affect condensate drainage in ductless systems.
Most repairs are completed in one visit. Our technicians will give you a clear estimate once they’ve diagnosed the issue.
Yes, we offer same-day emergency service throughout Bloomington and the surrounding area.

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