Contact Us

Chanhassen is known for its lakes, wooded lots, and custom built homes, and many of these properties use ductless mini splits to condition sunrooms, home offices, and other additions that give the house its character. When one of these systems stops working, it can throw off comfort in a space you use every day. O’Boys Plumbing, Heating & Air has helped Chanhassen homeowners keep their systems running well for more than 25 years.

our services

Why Homeowners in Chanhassen, 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.

How to Spot a Mini Split That Needs Repair

Custom additions near Chanhassen’s lakes and wooded areas often lean on ductless systems more heavily than the rest of the house. These are the signs that repair is due.

  • Room never reaches set temperature
  • Condensation pooling under the unit
  • Clicking or humming during operation
  • Ice buildup in mild weather
  • Noticeably higher power bills
  • System running nonstop

Addressing these early helps protect the comfort of the space you added the unit for in the first place.

What Our Repair Visits Look Like

Our technicians start with a full diagnostic of both the indoor and outdoor components, paying close attention to how the unit was installed if it’s part of a custom addition. Chanhassen’s wooded lots near Lake Ann and Lake Minnewashta can also introduce more debris and shade around outdoor units than open properties.

Once we’ve identified the issue, we complete the repair and test the system under normal operating conditions to confirm it’s performing the way it should. We check refrigerant charge, electrical connections, and airflow as standard parts of every visit.

We finish by reviewing what we found and offering guidance suited to your specific setup, especially if the unit serves a space with unique cooling or heating needs.

The Repairs We Make Most in Chanhassen

Custom additions and wooded lots around Chanhassen tend to produce a consistent set of mini split issues.

  • Debris blocked outdoor units
  • Refrigerant leaks
  • Faulty control boards
  • Clogged condensate lines
  • Worn compressor components
  • Improper original sizing

We look closely at how the system was set up originally, since that often explains recurring issues.

Inside a Typical Service Visit

A homeowner named Julie near the Lake Ann area called after her home office mini split started running constantly without ever cooling the room down. Our technician found the unit had been undersized for the space during a previous addition, and a partially blocked outdoor unit was making the problem worse.

After clearing debris from the outdoor unit and adjusting the refrigerant charge, the system performed noticeably better, though Julie and our technician discussed whether a properly sized replacement might serve the room best long term. For now, the repair gave her office reliable comfort again.

Why Chanhassen Homeowners Choose O'Boys

Homeowners throughout Chanhassen trust us for a consistent set of reasons.

  • Same-day emergency service
  • Certified and insured technicians
  • Experience with custom home additions
  • Transparent, upfront pricing
  • Family owned for over 25 years
  • Preventative maintenance programs

Whether your mini split serves a sunroom, office, or lakeside addition, we treat the job with the same care.

frequently asked questions

Can a mini split be undersized for a custom addition?
Yes. If a unit wasn’t sized correctly for the space during installation, it can run constantly without ever reaching the desired temperature.
They can. Debris and shade from nearby trees may reduce airflow around the outdoor unit, which can affect overall performance.
This is often caused by a clogged or disconnected drain line, which a technician can clear or repair during a standard visit.
A technician can evaluate the age, sizing, and condition of your system to help you decide which option fits your space best.
Yes, we offer same-day emergency service for most repair calls in the area.

Contact Us