Serving Newark, NJ and surrounding areas
Approved
In business since 2002
Free estimates
Emergency services offered
"Excellent service,knowledgeable,fast,reasonable price, I highly recommend to anyone that needs HVAC services."
+1
Serving Newark, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 2016
Free estimates
Emergency services offered
"Reliable, great customer service, and honest. Highly recommend them for all your heating and air conditioning needs. Alfredo came in and diagnose my furnace. He’s very knowledgeable and solved my furnace issue the same day. Went above and beyond to ensure the heat works like I informed the entire process while I was at work."
+11
Serving Newark, NJ and surrounding areas
Approved
In business since 2013
Free estimates
Emergency services offered
"Sheldon was prompt arriving within an hour of my call and fixing the air conditioning quickly. He explained all steps of the fix and even showed me where to replace the A/C filters!"
+26
Serving Newark, NJ and surrounding areas
Approved
In business since 2011
Emergency services offered
Warranties offered
"Air Quality HVAC, LLC was a pleasure to do business with when installing our new split type air conditioner. They were responsive throughout the process , on time and efficient."
+47
Serving Newark, NJ and surrounding areas
Approved
In business since 2007
Free estimates
Emergency services offered
"Anthony was terrific! He got the job done in a few hours and did the estimate and the job all in one day. PES&G left us without central air for 10 days! Thank you Home Advisor for sending us Celestial Air and their employees. Anthony was tops!"
+10
Serving Newark, NJ and surrounding areas
Approved
In business since 2017
Free estimates
Emergency services offered
"Hector was awesome! Very happy to have found him through Angie’s. He took care of my mom‘s issues, was very detailed and I will be using Hector for any issues related to heating/HVAC issues. I recommend Hector for anyone who is looking for this type of service"
+107
Serving Newark, NJ and surrounding areas
Approved
In business since 2004
Free estimates
Emergency services offered
"Must use for air conditioning"
+17
Serving Newark, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 2019
Emergency services offered
Warranties offered
"AC & Heat by Kyle provided a very thorough service call on an old boiler. The service provider walked me through the condition of my boiler using pictures and data, and what my options were for service or replacement. Would highly recommend this professional."
+22
Serving Newark, NJ and surrounding areas
Approved
In business since 1969
Free estimates
Emergency services offered
"I was very happy with my service call today! The repairman, Scott, was knowledgeable and pleasant and wore a mask and gloves throughout., so I felt safe, despite the pandemic. He serviced both of my central air systems and diagnosed the problem with the malfunctioning one and fixed it. By the time he left my house was already a much more pleasant place to be!"
+13
Serving Newark, NJ and surrounding areas
Approved
Super Service Award Winner
In business since 2015
Free estimates
Warranties offered
"Now I feel safe turning on the unit after the ducts and the sealing was done and cleaning my air condition and my dryer and bath room filter and my condenser outside and putting a new cover for the vent outside of my dryer. After seeing the pictures it was worth the price."
+369
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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