Serving Hermosa Beach, CA and surrounding areas
Approved
In business since 2005
Free estimates
Emergency services offered
"My experience with heating and air conditioning repair, replacement, and new installation was excellent. Their staff was amiable, well-informed, and meticulous. Our device is operating more efficiently than before. Really trustworthy service!"
+24
Serving Hermosa Beach, CA and surrounding areas
Approved
Super Service Award Winner
In business since 1985
Free estimates
Credit card accepted
"Tim with Efficiency Air out of Ventura, Ca was great. I selected Efficiency Air after receiving three bids. Tim personally bid the job and followed with a second visit when I informed him of my decision to award the bid. Tim was on-site during the entire installatIon. He and his crew replaced my heating and air conditioning units plus new ductwork in less than one day. I was very impressed with his approach to planning the job and executing every aspect efficiently. I would definitely recommend Tim Mitchell to anyone."
+50
Serving Hermosa Beach, CA and surrounding areas
Approved
In business since 2002
Free estimates
Credit card accepted
"Temp Air personnel are responsible, honest, knowledgable, and their customer service is top of the line. They were accommodating with a scheduled that worked for us. Also, the techs that came to our house were professionals and answered all of our questions. I highly recommend them."
+14
Serving Hermosa Beach, CA and surrounding areas
Approved
In business since 2018
Free estimates
Warranties offered
"I highly recommend Belle Air Services! From the first moment I called to get a quote, to the moment they finished the job, I could not have asked for better customer service, top notch work, and competitive pricing. They communicated with me all throughout the process, made sure I understood everything that would be done, were on time, protected my home and were clean. They even worked very well with my HOA (who is very tough!). And to top it off, they didn't try to up-sell me as other HVAC contractors have in the past. So pleased that I have found this HVAC company!!"
+9
Serving Hermosa Beach, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2021
Free estimates
Emergency services offered
"Chris analyzed my entire AC and heating system and explained in detail the pros and cons of performing additional maintenance. I greatly appreciated his description of future potential issues and his recommendations on how to mitigate them. Thank you Chris."
+31
Serving Hermosa Beach, CA and surrounding areas
Approved
In business since 2019
Free estimates
Warranties offered
"Installed a new HVAC system. They were punctual and professional. I'm very pleased."
+87
Serving Hermosa Beach, CA and surrounding areas
Approved
In business since 2018
Free estimates
Emergency services offered
"Nolan, the owner is the most professional likable guy you could ever talk to. Just a down to earth guy who could write a book about air conditioning. His lead worker, Erin is cut in the same mold. Erin was user friendly. What I liked most about Erin was he was a great listener and communicator. Both are straight shooters and tell it as it is in friendly we re here for you terms. 5 stars for the guys at SC Climate Control. There competitors should learn from these guys."
Serving Hermosa Beach, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2024
Free estimates
Emergency services offered
We specialize in residential and light commercial HVAC equipment, installation, and repair and maintenance. Over 11 years experience.
+22
Serving Hermosa Beach, CA and surrounding areas
Approved
In business since 2014
Free estimates
Emergency services offered
"The employee that installed my air conditioning were very professional and worked extremely hard for over 12 hours .the tect that come to my home was also very professional and explain everything to me ."
+2
Serving Hermosa Beach, CA and surrounding areas
Approved
Super Service Award Winner
Emergency services offered
Customers say: True professional
"Fair pricing good honestwork Very happy with the installation of the air conditioner, and the bathroom exhaust fan As are the tenants Thank you"
+24
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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