Serving Hartford, SD and surrounding areas
Approved
In business since 2020
Free estimates
Offers commercial services
"Piercen did an awesome job and went above and beyond on our garage heater installation."

Serving Hartford, SD and surrounding areas
Approved
In business since 2020
Free estimates
Offers commercial services
"Piercen did an awesome job and went above and beyond on our garage heater installation."
Serving Hartford, SD and surrounding areas
Approved
Super Service Award Winner
Free estimates
Credit card accepted
Customers say: True professional
"Very pleasurable with excellant work. He ran into issues that kept him extra time, but kept a positive additude. I plan on hiring him to help me do some renovations in my basement. Very professional and does a great job."



Serving Hartford, SD and surrounding areas
Approved
In business since 1965
Offers commercial services
We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade and will do our best to keep you as educated as we can on your particular task or project. Give us a call today, we look forward to earning your business!

Serving Hartford, SD and surrounding areas
Approved
In business since 1996
Free estimates
Offers commercial services
We offer over 30 years of experience in the electrical industry. We take on a wide range of electrical projects to include full installation for additions and remodels as well as wiring and panel upgrades and a variety of other jobs. We're committed to providing a personalized service for each individual project we take on & look forward to building strong, long-term relationships with our clients and guarantee your satisfaction. \n

Serving Hartford, SD and surrounding areas
In business since 2023
Free estimates
Credit card accepted
"Justin is professional and kind. He managed to come the same day that we called him for the repair and as soon as the part came he scheduled to return. He was very clean and neat which I appreciated. And he has excellent manners."

Serving Hartford, SD and surrounding areas
In business since 2010
Emergency services offered
Credit card accepted
"Mr. Ferrell first connected his computer to my computer via internet and worked for quite a few hours trying to determine what exactly was wrong. The next day he continued working from his computer for several hours. He determined he would have to have my desktop tower to complete the repair. He and my son met in Huntsville to exchange the tower. He then cleaned up a lot of what was wrong and reloaded Windows 10. He deleted the D: drive which had way too much memory allotted to it. The tower was returned and I plugged it all back together and it is working better than it did when I first purchased it. I would use him again and I recommend him highly to anyone needing computer updating and/or repair. His work is warrantied and he is very personable, knowledgeable, and helpful."



Serving Hartford, SD and surrounding areas
In business since 2024
Free estimates
Credit card accepted
We pride our company on reliability, great communication, integrity, and quality work. We are experts in our trade, and will do our best to keep you as educated as we can on your particular task or project. We look forward to earning your business!



Serving Hartford, SD and surrounding areas
In business since 2024
Free estimates
Emergency services offered
"Tre was fast and efficient. He was very friendly and professional. He took the time to explain everything to me and answered all my questions. Next time I need help with heating and cooling, I will be calling Apex Aire, again!"
Serving Hartford, SD and surrounding areas
In business since 2012
Free estimates
Small jobs welcome
"Mike with MJ was outstanding to work with! He was prompt, professional and great at explaining everything throughout the process. I would highly recommend MJ Aire for any needs you have!"
Serving Hartford, SD and surrounding areas
In business since 2023
Credit card accepted
Offers commercial services
"Working with Darrin was totally a great experience! His work is amazing and heâ  s the best at keeping you informed about price and service! Iâ  d recommend his service totally over any other company Iâ  ve hired for both air conditioning and furnace needs!!! Top notch!!!!!"
Most professional HVAC technicians require two to three hours to complete an expansion valve replacement. The timeframe depends on your unit's accessibility and whether additional repairs are needed. The process involves recovering refrigerant, removing the old valve, installing the new component, and recharging the system. Scheduling during less busy seasons may result in more convenient appointment times.
Operating your air conditioner with a malfunctioning expansion valve isn't advisable. Continuing to run the system could potentially damage other components, particularly your compressor, which is significantly more expensive to replace. If you notice performance issues like inconsistent cooling or unusual noises, it's best to have your system inspected before continuing regular use.
Expansion valves don't have a standard replacement schedule, as their longevity depends on system usage, maintenance frequency, and environmental factors. Regular professional maintenance helps identify potential valve issues before they cause system failure. Having your HVAC system serviced annually allows technicians to monitor component condition and recommend preventative replacements when necessary.
Refrigerant leaks require prompt professional attention. If your expansion valve is leaking, you'll likely notice reduced cooling performance and possibly hear hissing sounds near the unit. Addressing leaks quickly prevents further system inefficiency and avoids the environmental impact of released refrigerant. Your HVAC technician will need to repair the leak and recharge the system with the proper refrigerant type and amount.
Because many AC issues present similar symptoms, professional diagnosis is recommended. Problems like inadequate cooling, inconsistent temperatures, or strange noises could indicate expansion valve issues, but might also stem from refrigerant leaks, electrical problems, or airflow restrictions. A qualified HVAC technician has the tools and expertise to accurately identify the root cause and recommend appropriate repairs.
From average costs to expert advice, get all the answers you need to get your job done.

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