
Serving Chestnut Mountain, 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 Chestnut Mountain, 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 Chestnut Mountain, GA and surrounding areas
Approved
In business since 1986
Free estimates
Emergency services offered
"It was a big deal. It was fine. He recommended that I get a brand new air conditioning system. The big deal was fine but the additional work was not fine. He said he would take 4 hours but he took more."





Serving Chestnut Mountain, 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 Chestnut Mountain, GA and surrounding areas
Approved
In business since 2013
Free estimates
Emergency services offered
"Great job again from Regan at Cheeky heating and air! True professional and I highly recommend this team."





+21

Serving Chestnut Mountain, 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 Chestnut Mountain, GA and surrounding areas
Approved
Super Service Award Winner
In business since 1978
Free estimates
Credit card accepted
"Bobby came out and installed a complete Trane system and even relocated the furnace and A/C compressor to a more sensible location. The installation crew was polite, professional and efficient. The new heating and air system works flawlessly. Best service I have ever gotten from a HVAC company ever!"

Serving Chestnut Mountain, 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 Chestnut Mountain, GA and surrounding areas
Approved
In business since 1995
Emergency services offered
Credit card accepted
"They were honest and did not try to up sell an air conditioner unit larger than required for the size of my home. They also corrected a flaw with the basement return line. Professional work, rare these days. Hire them!"

Serving Chestnut Mountain, 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"

Serving Chestnut Mountain, GA and surrounding areas
Approved
In business since 1949
Free estimates
Emergency services offered
"Estes installed my new complete heating and air conditioning systems about two years ago. They do Spring and Fall maintenance. They have always been knowledgeable, thorough, reliable and professional."





+31
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.
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