Serving Wilton, AL and surrounding areas
Approved
In business since 2005
Emergency services offered
Warranties offered
"... air quality has been on my â  todoâ  list for awhile. I am looking forward to the results of a clean system."
Serving Wilton, AL and surrounding areas
Approved
Super Service Award Winner
In business since 2010
Free estimates
Emergency services offered
"Very professional, they completed a full service in a timely manner, did not try to up sell or push for unnecessary services. Will be calling them for future services."
+6
Serving Wilton, AL and surrounding areas
Approved
In business since 1997
Free estimates
Credit card accepted
"Did and amazing job installed two heat pump system. The guys respected my home clean up behind themselves. Great price would highly recommend them again."
+2
Serving Wilton, AL and surrounding areas
Approved
In business since 2023
Free estimates
Credit card accepted
"They were incredible to work with! So accommodating and respectful. I don?t know much about ac since my husband passed away and the helped every step of the way. From answering questions I didn?t know to recommending me what would work best in my area. I would recommend them to anyone who needs any HVAC services done! They really are the best. Thank you so much J+J DUCT SOLUTIONS."
Serving Wilton, AL and surrounding areas
In business since 2010
Free estimates
Emergency services offered
"The technicians were fast and efficient. The quoted price was spot on. We are very happy with the service. I'd recommend them without issue."
+24
Serving Wilton, AL and surrounding areas
In business since 2010
Emergency services offered
"Terrance was outstanding. He replaced one unit that works great and fixed an issue on another unit that he did not install. Will definitely use him again in the future and highly recommend him."
+11
Serving Wilton, AL and surrounding areas
In business since 2024
Emergency services offered
Credit card accepted
"He found out that the Air Conditioner could be fixed today and we paid him to do that. I asked him if we should buy a new system. He said if you were my Dad and Mom, I would not purchase a new system until the one we have continues to have problems. So we chose to let him fix the system. Paid him for it. And we are glad to sleep in cool air tonight. He was very technical and did a great job for us."
+2
Serving Wilton, AL and surrounding areas
In business since 2014
Free estimates
Emergency services offered
"Excellent company, professional, personable, knowledgeable, and efficient; will always use Covenant Heating & Cooling for our HVAC needs.We highly recommend them."
Serving Wilton, AL and surrounding areas
In business since 2010
Emergency services offered
Credit card accepted
"I had an issue with my computer where it was opening lots of pop ups, ad bars, and windows with ads for games. I had tried several different programs to try to remove it with no luck. I finally decided to call North Alabama Technical Service to see if I he could help. I was expecting to set up a time for him to look at it but he connected to my computer immediately and within an hour had it fixed and running perfect again. Great service at a great price and I didn't even have to disconnect it and carry it somewhere! Would call again if I have another issue I can't resolve myself."
Serving Wilton, AL and surrounding areas
In business since 1995
Emergency services offered
Warranties offered
"I would recommend Arrow Air Systems because they were professional, listened , came prepared for Covid . They explained what was wrong and how they fixed it within an hour. Great work!"
+13
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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