Serving North Miami, FL and surrounding areas
Approved
In business since 1970
Free estimates
Emergency services offered
"A/C technician Christian showed up on time, and took his time to perform diagnosis and explained solutions. He was very friendly and knowledgeable about A/C and I will definitely recommend AMI Air Conditioning for maintenance and repairs of your A/C."
Serving North Miami, FL and surrounding areas
Approved
Super Service Award Winner
In business since 2012
Free estimates
Emergency services offered
"The pro was a great guy and made every effort to explain everything clearly. I Just decided to wait another year before installing new air conditioning"
+10
Serving North Miami, FL and surrounding areas
Approved
In business since 2005
Free estimates
Emergency services offered
"We've been using Weathershield for the past 5-years for our AC issues (big and small). They respond quickly and are a very honest company, which is a nice change in the AC world. They won't persuade you into getting unnecessary repairs and their prices cannot be beat. We are located in the Fort Lauderdale area.
"
+1
Serving North Miami, FL and surrounding areas
Approved
In business since 2016
Free estimates
Emergency services offered
"I highly recommend Breeze. Jose was extremely professional and fixed my air handler quickly and for a fair price."
+22
Serving North Miami, FL and surrounding areas
Approved
In business since 2017
Free estimates
Emergency services offered
"The service technician was very professional and took care of the problem with our air condition that needed to be serviced .Excellent attitude & job!!!! . I give him. Him a five star rating."
+3
Serving North Miami, FL and surrounding areas
Approved
In business since 2014
Free estimates
Emergency services offered
"They're Pleasant to work with and I am moving and I will more than likely call them to service my air conditioning at the new location"
+9
Serving North Miami, FL and surrounding areas
Approved
In business since 2000
Free estimates
Emergency services offered
"I reccomend everyone EAS for all of your air conditioning needs. Ray was very helpful and informative."
+30
Serving North Miami, FL and surrounding areas
Approved
In business since 2005
Emergency services offered
Warranties offered
"The technician and service was very professional. He was there to clean my air conditioning ducts and advised me of other concerns with the unit. Had the repairs made at reasonable costs and now my a.c. runs perfect. I would recommend this company and also Home Advisor."
Serving North Miami, FL and surrounding areas
Approved
In business since 2007
Free estimates
Emergency services offered
"I had my complete 4ton air-conditioning unit replaced by East Coast AC & Refrigeration and I was extremely satisfied. There technicians did a beautiful installation and were very careful to work cleanly and had my new system cooling quickly. I have used East Coast for over 15 years because they have always treated me fair and they provide quick, professional work and use quality equipment while charging reasonable prices. I highly recommend East Coast AC & Refrigeration to family and friends as I have always been happy with their services."
+5
Serving North Miami, FL and surrounding areas
Approved
In business since 2019
Free estimates
Credit card accepted
"After two years trying to find a good and honest AC technician I think we have found a good one in Nelson. He was knowledgeable, did the job in a timely manner, and didn't try to rip us off with over pricing like most of the others. Thanks Nelson! we'll tell everyone who needs a technician to call you."
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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