Serving Lakeshore, MS and surrounding areas
Approved
Free estimates
Emergency services offered
Warranties offered
"All in all the team did a great job! We would definitely recommend or hire again! They were quiet and efficient!"
+1
Serving Lakeshore, MS and surrounding areas
Approved
Super Service Award Winner
In business since 2024
Free estimates
Emergency services offered
"This professional did a great job repairing my air conditioning system."
+3
Serving Lakeshore, MS and surrounding areas
Approved
I’m Highly skilled and versatile Maintenance Technician with specialized certifications in HVAC, Electrical, and Plumbing. I offer a multi-craft approach to building systems, combining expert-level HVAC diagnostics with a strong foundation in complex electrical troubleshooting and mechanical repairs. Proven ability to maintain peak operational efficiency for commercial and residential facilities while ensuring strict compliance with safety codes and industry standards.
Serving Lakeshore, MS and surrounding areas
In business since 2020
Free estimates
Credit card accepted
"Very professional! Great price for service performance"
Serving Lakeshore, MS and surrounding areas
In business since 2000
"We've been doing business with Terry Cuevas, Magnolia Heating and Air for 17 years! They always come when we call - they are just like family!"
+3
Serving Lakeshore, MS and surrounding areas
In business since 2021
Free estimates
Emergency services offered
"Owners are great people. Very courteous very helpful"
+17
Serving Lakeshore, MS and surrounding areas
In business since 2010
Free estimates
Emergency services offered
"Excellent service! Harry and his technician Zurich were professional and courteous. I had a new A/C installed in a timely manner and at a reasonable price. I highly recommend Harryâ s Heating and air to anyone needing a new unit or repairs."
Serving Lakeshore, MS and surrounding areas
Free estimates
Emergency services offered
Credit card accepted
"Very well. Arrived next work day after contact. Installed new interior fan coil unit & exterior condenser/compressor units in 2 days. Very little down time w/o AC, which is important in coastal MS in May. Very happy with work and will recomend to others readily."
+3
Serving Lakeshore, MS and surrounding areas
In business since 1990
Free estimates
Emergency services offered
With over 30 years in business, Rob’s Air Conditioning & Heating has met and exceeded the needs of homeowners and business owners in New Orleans. We take pride in helping our neighbors achieve comfort during heatwaves and cold blasts.\n\nAs a family-owned company, we know the importance of creating an inviting space for loved ones. Our mission is to make sure you and your family are at ease year-round.
Serving Lakeshore, MS and surrounding areas
In business since 2012
Free estimates
Emergency services offered
"Up front about price and timeliness. Work performed quickly and professionally."
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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