Serving Assonet, MA and surrounding areas
Approved
In business since 1999
Free estimates
Customers say: Quick response
"Responded quickly, repaired my air conditioner and awaiting a quote for more work."
Serving Assonet, MA and surrounding areas
Approved
In business since 2017
Free estimates
Credit card accepted
"We had a central air conditioning unit replaced. Chris was quick to respond via text message. He arrived exactly at the time he said he would, completed the job in less time than expected, ensured the unit was functioning properly before he left. He additionally offered tips and tricks for yearly maintenance on the unit. He was friendly, courteous, and reliable. We would definitely recommend him in the future."
Serving Assonet, MA and surrounding areas
Approved
Super Service Award Winner
In business since 2022
Free estimates
Emergency services offered
"Dylan is very reliable and knowledgeable. He has provided plumbing services many times for us and I wouldn't use anyone but him. The service is exceptional and pricing is extremely fair. I highly recommend Venture Mechanical for any plumbing, heating, or air conditioning needs that you may have."
+27
Serving Assonet, MA and surrounding areas
Approved
In business since 2018
Free estimates
Emergency services offered
"Eddie was very friendly and informative. He actually showed up 2 days earlier than planned. He was very honest and explained why my ac did not seem to be cooling, he did not try to do unnecessary repairs. He also answered a ton of questions I had that were not even related to the issue he was here for!! I would definitely recommend his company to anyone that needs service. He was a pleasure to have at my home and deserves a 10 â ï¸ â ï¸ review!!! Diana and Steve Dawson"
+15
Serving Assonet, MA and surrounding areas
Approved
Super Service Award Winner
In business since 2001
Emergency services offered
Customers say: Quick response
"The AC maintenance was comprehensive, as it was never done ferore."
Serving Assonet, MA and surrounding areas
Approved
In business since 1944
Free estimates
Emergency services offered
"Extremely friendly service. Prompt and professional. It was a little more expensive than I thought it would be to swap out a light/exhaust fan, but the work was excellent and I would hire again in the future."
+56
Serving Assonet, MA and surrounding areas
Approved
Super Service Award Winner
In business since 1982
Free estimates
Emergency services offered
"I had a service program with another co, the company they sent, looked at my air conditioning unit and then said they had to find out what the service program was going to cover. They came back and gave me an estimate that was for replacing the condenser and something else plus refrigerant. Very high price. They said that the service program did not cover anything. At about 2pm through home advisor i got a call from all phases. Within an hour,Henry showed up and by 4pm i had cold air. I was very pleased with the service and the cost. I would refer All Phases to any one in need of air conditioning service."
+5
Serving Assonet, MA and surrounding areas
Approved
Super Service Award Winner
In business since 2004
Free estimates
Emergency services offered
"We needed our air conditioner tuned up. Garret was professional, and thorough. We were fortunate that he was going to be in our area the day he contacted us and he came the same day. The company we had last year couldn’t come until late July. He answered a lot of our questions and had some good suggestions. I’d highly recommend him. Jean R. In Rockland"
+24
Serving Assonet, MA and surrounding areas
Approved
In business since 2013
Free estimates
Emergency services offered
"I found J&M heating and cooling through Angiâ s list online. I had been a couple of days without AC and within 15 minutes of my entry online they were calling and then they were out to my address to check the problem within 2 hours. They were very prompt, efficient and professional. I would definitely call them again."
Serving Assonet, MA and surrounding areas
Approved (Corporate)
In business since 1984
Free estimates
Emergency services offered
"Anthony B. Did my spring tuneup for my Air Conditioner. Fast and polite. My three dogs liked him too. Technician Austin came to perform a chemical spray wash for my outside unit. Professional and courteous."
+10
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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