Serving Lancaster, KY and surrounding areas
Approved
In business since 2021
Emergency services offered
Small jobs welcome
"He came when he said and fixed our issue with the air conditioning."
+26
Serving Lancaster, KY and surrounding areas
Approved (Corporate)
In business since 2001
Free estimates
Emergency services offered
"Great customer service! Super nice technician and good price! Will continue to use them for our air unit."
+1
Serving Lancaster, KY and surrounding areas
Approved
In business since 2018
Free estimates
Credit card accepted
"Andrew the service technician was great explain the whole air conditioning unit to me let me know the current cost what the cost will be for new unit. Recommended a product that may help in the long run and also help me in regards to insulation of my attic that may help my unit run more efficiently"
+11
Serving Lancaster, KY and surrounding areas
Approved
In business since 1929
Free estimates
Credit card accepted
"They came in and got started promptly at 8am and was done by 6pm that evening and there was no mess and all worked just like it was supposed too. Highly recommend Poston Bros for you heating and air conditioning service"
+49
Serving Lancaster, KY and surrounding areas
Approved (Corporate)
In business since 1971
Free estimates
Emergency services offered
Fayette Heating & Air/H2O Maestro is Kentucky's trusted HVAC, Electrical, and Plumbing company for all your complete home solution needs.\nFounded in 1971, Fayette Heating & Air is a professional Heating and Air Company that provides exceptional Residential and Commercial Services to the Central Kentucky area. Each of our Licensed Technicians and Certified Apprentices is verified as drug-free and felony-free, so you can rest assured we are only sending trustworthy people into your home or business.\n
Serving Lancaster, KY and surrounding areas
Approved (Corporate)
In business since 1976
Free estimates
Credit card accepted
Respectful. Reliable. Service Reimagined.\nWe are the leading plumbing contractor in Kentucky. Our licensed plumbers serve residential and commercial clients in Louisville and Lexington. Our construction department is among the largest in the state.\n\nWe give each customer and project, regardless of size and cost, the same quality plumbing services while working within the customer's budget. We stand behind our workmanship long after the project is complete. \nOur people are what make the difference. Here's what you can expect from your Dauenhauer service technician:\n\nHighly skilled and trained to solve any problem\nHas passed extensive background checks and regular drug testing\nIdentifiable and proud to represent Dauenhauer\nProfessional and neatly uniformed\nDrives a Dauenhauer service vehicle equipped with a multitude of parts and tools\nWears shoe covers inside your home out of respect
Serving Lancaster, KY and surrounding areas
Approved
In business since 1990
Free estimates
Emergency services offered
Louisville Mechanical Services is a premier HVAC contractor the state of Kentucky. We specialize commercial boiler, chillers, pumps, custom sheetmetal, industrial piping, pumps, plumbing, building automation, HVAC installs and all the above full service. We take pride in our work and we look forward to doing business with you. Give us a call today to schedule a free quote.
Serving Lancaster, KY and surrounding areas
Approved
I am a small business out of Estill county KY we try to offer low prices with quality work. I don’t have a ton of overhead so I can usually beat big name companies. The help I use are all family members.
Serving Lancaster, KY and surrounding areas
Approved
We are small heating and air businesses working in Lexington area and surrounding county
Serving Lancaster, KY and surrounding areas
In business since 2004
Free estimates
Emergency services offered
"I was/am very please with the work from 1st Service Heating and Air. Just moments after selecting request a quote my phone rang and they setup an appointment for someone to come to the house. Silas was very friendly, knowledgeable, and courteous. He found the issue but could not fix permanently that day, He did provide a temporary fix and returned early the next morning to complete the work as promised. I would recommend them to any one needing help with their HVAC system."
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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