Serving Lilburn, GA and surrounding areas
Approved
In business since 1986
Free estimates
Emergency services offered
"Checked AC, changed air filter Service was fine"
Serving Lilburn, GA and surrounding areas
Approved
Super Service Award Winner
In business since 1966
Free estimates
Emergency services offered
"Very good service and was on time. I use Cool Ray for all my air conditioning and heating ."
Serving Lilburn, GA and surrounding areas
Approved
In business since 2010
Emergency services offered
Warranties offered
"Very friendly and efficient. Gave me a thorough assessment of my current AC unit."
+18
Serving Lilburn, GA and surrounding areas
Approved
In business since 1991
Free estimates
Emergency services offered
"Our AC went out in the middle of summer and I called to schedule an appointment and they made it out the same day! They were very professional and completed the necessary maintenance extremely quickly. We had air again by the end of the day. It’s also one of the most affordable places we’ve ever used for our heating and air maintenance and repairs."
+17
Serving Lilburn, GA and surrounding areas
Approved
In business since 2004
Free estimates
Warranties offered
"Definetely a knowledge heating and air conditioning company. They are my number one go to company for heating and air!"
Serving Lilburn, GA and surrounding areas
Approved
In business since 2009
Free estimates
Credit card accepted
"Comfort Solutions came to my aid in a pinch (same day service). I had just self installed a smart a few thermostats at my place, but 2 of them were not working as expected (only pushing out hot air, and the fan wouldn't shut off). It was also a really hot day. The technician arrived, assessed the situation, tried a few configurations for the thermostats and eventually figured out the problem. The system wasn't that old but it was wired in a weird, and inconsistent way between all the thermostats in the house. In the end, the charge was very reasonable, because even though they spent a lot of time at the house, the fix itself was not that costly. Through the entire service, it was very easy to talk to the technician, he explained everything and answered all questions - it was almost like talking to someone I had known for a while. They also recommended another fix that was not urgent, but something I should keep in mind. They were not even pushy about it - but I will definitely call them when I am ready for the fix."
Serving Lilburn, GA and surrounding areas
Approved (Corporate)
In business since 1898
Free estimates
Emergency services offered
"I had trouble with the AC about a month after they did an annual service and replaced the capacitor. The system locked up and they came out and I watched as they pulled an obviously old, worn, and burnt, electrical part out next. They replaced that part for the cost of the part and waived the labor as it was so close to the last service. The system is old and they were finding parts that were reaching the end of their life and replacing rather than trying to sell me a whole new system but let me know they would be there if I decided I needed a new system. Fast service, pleasant and knowledgeable personnel."
Serving Lilburn, GA and surrounding areas
Approved
In business since 1996
Free estimates
Emergency services offered
"My a/c wasn't blowing cold air the tech, Andrew, showed up and got right to it. He found the problem (the capacitor) and got it replaced in less then 30 minutes. It's working like a charm now. He explained everything as he went along and was top notch professional."
Serving Lilburn, GA and surrounding areas
Approved
In business since 2023
Free estimates
Credit card accepted
We have over 28 years of industry experience, and is dedicated to providing our clients with the very best in installation, service, and repair for your heating and cooling needs. Our company foundation is built on honesty and integrity. We specialize in Central A/C, Heating and Furnace systems in addition to a variety of HVAC-related projects. We take pride in the quality of our work and our commitment to outstanding results. We look forward to building long-term relationships with our clients, and guarantee your satisfaction!
Serving Lilburn, GA and surrounding areas
Approved
In business since 2020
Credit card accepted
Offers commercial services
"This company was amazing Corey was very helpful and knowledgeable I definitely recommend rapid hvac"
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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