Serving Centerport, NY and surrounding areas
Approved
In business since 2002
Free estimates
Emergency services offered
"Ali is great. Would use for all my ac needs. Highly recommend."
+1
Serving Centerport, NY and surrounding areas
Approved
In business since 2007
Free estimates
Warranties offered
"Provided a fair price for a new Rheem air conditioner condenser and air handler. Price was very competitive. Pleased with the work done. Had several productive conversations with the owner regarding the best fit for our needs and budget (1-stage versus 2-stage; SEER2 rating). Pleased with what we wound up deciding on."
+9
Serving Centerport, NY and surrounding areas
Approved
In business since 1995
Free estimates
Credit card accepted
"Eric and the guys did a great job, as stated by many they are very clean and professional. The job my Central Air Conditioning system install ended up being a little more than expected but he stuck to the price quoted went the extra effort and did a great job..... Summer come on!"
Serving Centerport, NY and surrounding areas
Approved
In business since 2005
Free estimates
Emergency services offered
"Comfort Ductwork replaced my gas boiler. The price was reasonable and the work was impeccable. When they left, the area where they worked was spotless. I wouldn't hesitate to use them for my heating and air conditioning needs in the future."
+2
Serving Centerport, NY and surrounding areas
Approved
In business since 1991
Free estimates
Customers say: Quality work
"Air conditioner died during a heat wave. John came out the same day to assess the problem. Had to take it for repair, and brought it back sooner than promised. Very happy with service."
Serving Centerport, NY and surrounding areas
Approved
In business since 1969
Free estimates
Emergency services offered
"We were desperate to find someone to repair our central air conditioning unit. We were not able to move into the house and everyone that we called was not able to accommodate us because of the recent heat wave. All Weather was able to get a technician to us within 2 days. Nuri was amazing and showed my husband how everything worked and what repairs needed to be done. By the time he left, we had a cool house and were able to set up our movers. Thanks to Angie’s list, I found a reputable company that was reliable and efficient. We can rest easy! Thank you!!!"
+13
Serving Centerport, NY and surrounding areas
Approved
In business since 1965
Emergency services offered
Warranties offered
"Very helpful and made sure that the problem was fixed and the air conditioning was running before he left."
+16
Serving Centerport, NY and surrounding areas
Approved
In business since 1992
Offers commercial services
Customers say: Quick response
"-came on time - curteous service Answer all question Discussed proble with ac system Duscussed reasonal replacement Curtesy check other ac unit for tune up Through in doing job Checked amp usage of ac Checked wire securely Remove old unit Clean up after job done No argument as reasonable offer Overall satisfied service Would recommand to use again for air condition service"
Serving Centerport, NY and surrounding areas
Approved
Super Service Award Winner
In business since 1976
Warranties offered
Small jobs welcome
"The woman who setup all the arrangement for the work on the central air conditioner was very helpful and extremely polite."
+2
Serving Centerport, NY and surrounding areas
Approved
In business since 1977
Free estimates
Emergency services offered
"I want to thank Eric, the installation team and the office staff over at Cool Pro Mechanical. They did an amazing job from start to finish. Eric was very knowledgeable and was very helpful in finding the right AC/Heating system for our home. Eric answered all our questions and concerns and the office staff was very prompt in getting quotes and installation set up. The work was done professionally, on time and exactly when discussed. The value for the unit, installation and customer service is exceptional. I would highly recommend this company."
+1
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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