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Find Air conditioning pros in Mammoth

Avatar for JNJ Heating & Cooling
JNJ Heating & Cooling
5.0(
5
)

Serving Mammoth, AZ and surrounding areas

Approved

Free estimates

Emergency services offered

Warranties offered

We are a family owned business with 30 years of experience. We provide the best quality work and give reasonable prices. We ourselves the owners come to your home negotiate any issues you have and fix it. We give free ESTIMATES fill free to call or text us for your hvac needs. EMERGENCY calls we are ready 24/7. Night or Day JNJ’s on the way.

Package unit install
Avatar for Vintage Air LLC
Vintage Air LLC
5.0(
10
)

Serving Mammoth, AZ and surrounding areas

In business since 2016

Free estimates

Emergency services offered

"Vintage Air called to confirm the appointment then texted me when he was on his way. His van was professionally signed identifying his company. He was courteous, professional and knowledgeable. He did not try to up sale me or sell me things that were not needed. Very honest. I definitely would hire Vintage Air again."
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Recommended by100%of homeowners
Avatar for AVI Heating & Cooling
AVI Heating & Cooling
5.0(
12
)

Serving Mammoth, AZ and surrounding areas

In business since 1989

Free estimates

Emergency services offered

"It was awesome, they are very professional, very friendly. I had no complaints. The price was very reasonable. People should take a look at them because they were very good company, they are amazing."
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+3

Recommended by100%of homeowners
Avatar for Marshall Insulation
Marshall Insulation
4.5(
155
)

Serving Mammoth, AZ and surrounding areas

In business since 1998

Free estimates

Credit card accepted

"I called to set up a free consultation and was promptly met at the agreed upon time. We discussed my desires and how to achieve my project goals. I was given a quote and agreed upon the price for the garage work to be done the following week when I was free. The spray foam and "drill and fill" have been awesome! I have a 24K BTU AC unit in the garage that was unable to keep the temps low as there was so much heat in the garage all day. After the insulation was done it can hold the temps at 70F in the garage while barely turning on during the day. The attic above the garage tops out at 85F when it was over 110F outside, just amazing. We had them do a home energy audit and found that there were plenty of leaky areas in the attic and the insulation was 15 years old and about an R-10 level. It needed some serious work so we agreed to have it topped off with new fiberglass insulation. The guys came out and did and amazing job bringing me up to R-39 as well as keeping the house very clean while doing it. On both days they cleaned up after themselves and took great care of my house. I would wholeheartedly recommend them to anyone that could use more insulation!"
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Recommended by88%of homeowners
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FAQs for air conditioning projects in Mammoth, AZ

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.

The Mammoth, AZ homeowners’ guide to air conditioning services

From average costs to expert advice, get all the answers you need to get your job done.