Outdoor A/C condenser beside a home on a sunny summer evening in a Wisconsin neighborhood

A/C Maintenance in Southern Wisconsin

Keep Your A/C Ready for Whatever Wisconsin Summer Brings

Cardinal’s A/C maintenance helps keep your cooling system running safely, efficiently and reliably when you need it most.

  • 4.9 Google Rating
  • 4,500+ Reviews
  • Serving Wisconsin Since 1984

Your A/C Needs Routine Maintenance Too

You probably don’t wait for your car to break down before changing the oil. And you don’t only go to the doctor when something is wrong.

Your air conditioner isn’t much different.

Even when everything seems to be working normally, regular maintenance gives your system a chance to be checked, cleaned and evaluated before the hottest days of summer put it to work.

Think of it as a yearly checkup for your A/C. A little routine attention now can help keep it running the way it should when you need it most.

You change your oil. You get an annual checkup. Your A/C needs routine maintenance too.
You change your oil.
You get an annual checkup.
Your A/C needs routine maintenance too.

What Does a 46-Point A/C Inspection Cover?

A lot goes into keeping your air conditioner running the way it should. Cardinal’s 46-point A/C inspection looks at the safety, performance, efficiency and overall condition of your cooling system.

During your maintenance visit, our technicians check important areas like:

  • Refrigerant system and operating pressures
  • Condenser coil condition and cleanliness
  • Electrical components and connections
  • Blower and airflow
  • Thermostat operation
  • Drainage and condensate system

And that’s just part of it. Your technician works through a complete 46-point inspection designed to give your A/C a comprehensive check before it has to handle the heat of summer.

  • Safety
  • Performance
  • Efficiency
  • Reliability
Cardinal HVAC technician checking an outdoor A/C unit with refrigerant gauges during a 46-point A/C inspection

A Little Maintenance Goes a Long Way

Your air conditioner works hard during a Wisconsin summer. Regular maintenance helps give it the attention it needs before the hottest weather arrives.

  • Help Your A/C Run Efficiently

    Cleaning and checking the system can help it operate efficiently instead of working harder than it needs to.

  • Keep Your Home Comfortable

    Proper airflow and system performance help your A/C cool your home more consistently.

  • Catch Normal Wear Early

    Routine maintenance gives your technician an opportunity to spot worn components or developing issues before they become bigger problems.

  • Help Protect Your Equipment

    Taking care of your A/C year after year can help support the performance and longevity of the system.

Cardinal Care Club

Make Routine Maintenance Even Easier

If keeping up with annual home maintenance is already on your list, the Cardinal Care Club can make it easier.

Cardinal Care Club helps you stay on top of routine maintenance for your home’s major systems while giving you additional benefits as a member.

See how the Cardinal Care Club works:

Why Cardinal

A/C Maintenance You Can Feel Good About

When someone is checking one of the most important systems in your home, you want to know they’re taking the time to do it right.

  • A Complete 46-Point Inspection

    We look beyond the basics to get a better picture of how your A/C system is operating.

  • Trained HVAC Technicians

    Your A/C is inspected by experienced HVAC professionals who receive ongoing training to stay current with the latest cooling technology, equipment and best practices.

  • Clear Recommendations

    If we find something worth your attention, we’ll explain what we found and what your options are.

  • A Local Team You Know

    Cardinal has been serving Wisconsin homeowners since 1984, backed by a 4.9-star Google rating and more than 4,500 reviews.

Comfort You Can Count On.

What Our Customers Are Saying

A/C Maintenance FAQs

For most homes, once a year is a good rule of thumb. Annual maintenance gives your cooling system a regular checkup and helps keep you informed about how it’s operating.

Spring is a great time to have your A/C maintained before the hottest weather arrives. But if your system hasn’t been maintained within the past year, you don’t have to wait until next spring to schedule it.

Cardinal performs a 46-point A/C inspection that looks at the safety, performance, efficiency and overall condition of your cooling system. That includes areas such as the refrigerant system, condenser coil, electrical components, airflow, thermostat operation and condensate drainage.

Yes. Much like changing the oil in your car or going in for a routine checkup, A/C maintenance isn’t only for when something is wrong. It’s a way to take care of the system and identify normal wear before it becomes a bigger concern.

In most cases, A/C maintenance takes about an hour. The exact time can vary depending on your system and anything the technician finds during the inspection.

Yes. Cardinal Care Club membership includes one heating maintenance visit and one cooling maintenance visit each year. Members can also request a complimentary electrical inspection and plumbing inspection each year, along with many other membership benefits.

Wisconsin suburban home with a green lawn on a sunny summer day

Keep Your A/C Ready for the Summer

Regular maintenance is one of the simplest ways to take care of your cooling system. Cardinal can help keep your A/C running efficiently and reliably when Wisconsin summer heats up.

Local Service. Lasting Comfort.

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