Serving West Yarmouth, MA and surrounding areas
Approved
In business since 2018
Free estimates
Customers say: Quick response
"Great team at Local HVAC. They were able to schedule us in for installation of 3 mini splits within a few weeks. They were right on target with their quote and did great work. Iâ d highly recommend this company."
Serving West Yarmouth, MA and surrounding areas
Approved
Super Service Award Winner
In business since 1983
Emergency services offered
Warranties offered
"Excellent service. He discussed a number of options and made good recommendations. The work was completed quickly and professionally. I am very happy with my new central air!"
+101
Serving West Yarmouth, MA and surrounding areas
Approved
In business since 2009
Free estimates
Warranties offered
"Arthur is simply awesome in all aspects of business. He called me within a few minutes of my Home Advisor request, quoted, and had a new system installed in less than a week. He stayed in contact with me through every step of the process - superb customer service. Highly recommend!"
+2
Serving West Yarmouth, 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 West Yarmouth, MA and surrounding areas
Approved
In business since 2012
Free estimates
Credit card accepted
"Owner Sam and his crew were very professional and friendly and did great work."
Serving West Yarmouth, 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
Serving West Yarmouth, MA and surrounding areas
Approved
Super Service Award Winner
In business since 1996
Free estimates
Emergency services offered
"Braga Brothers provided exceptional service during my gas furnace installation. The team was punctual and efficient, completing the job with confidence and professionalism. They took care to protect my home and explained the system thoroughly, ensuring I understand the new system. I highly recommend Braga Brothers for anyone in need of HVAC services."
+16
Serving West Yarmouth, MA and surrounding areas
Approved
In business since 2006
Free estimates
Credit card accepted
"Very efficient and friendly. We would definitely have them do any other needed projects for us."
Serving West Yarmouth, MA and surrounding areas
Approved
In business since 2018
Free estimates
Emergency services offered
"Very efficient and thorough installing a new gas water heater and communicating procedure. Fairly priced also in a timely manner."
Serving West Yarmouth, MA and surrounding areas
Approved
In business since 2009
Free estimates
Emergency services offered
"Good Service, on time, reasonably priced, professional."
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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