
Serving Los Molinos, CA and surrounding areas
Approved (Corporate)
In business since 1989
Free estimates
Emergency services offered
"It was very good. They were very accommodating, were on time, and they explained everything to me."


Serving Los Molinos, CA and surrounding areas
Approved (Corporate)
In business since 1989
Free estimates
Emergency services offered
"It was very good. They were very accommodating, were on time, and they explained everything to me."

Serving Los Molinos, CA and surrounding areas
Approved
In business since 2025
Free estimates
Emergency services offered
"I highly recommend this company who installed new air conditioning and replaced my existing gas heater in the attic. They worked quietly and efficiently and neatly. They were timely polite courteous and very friendly to Having my home. They made every effort to respond to my specific needs quickly. They researched and provided me with products that fit within my budget and needs. Everything is running efficiently, they have kept in touch to make sure everything was functioning."

Serving Los Molinos, CA and surrounding areas
Approved
In business since 2025
Free estimates
Emergency services offered
"Josh did an amazing job and even took care of another plumbing issue on the spot. I will definitely call him for any future plumbing needs."

Serving Los Molinos, CA and surrounding areas
Approved
Free estimates
Emergency services offered
Warranties offered
I'm a HVAC TECHNICIAN. I been doing HVAC for 10 years. I live in Northern California.\n

Serving Los Molinos, CA and surrounding areas
In business since 2004
Emergency services offered
Warranties offered
"We were extremely pleased with the service provided to us by Bob's Air Repair and their technician Luke T. The heating in our HVAC system was failing to launch when turned on, although it made noises of an attempt to do so. From the time we placed the service request to Luke's arrival everything was handled in a efficient & professional manner."
Serving Los Molinos, CA and surrounding areas
Emergency services offered
Credit card accepted
"I live in Redding, by the airport. These pros were very easy to communicate my Air Conditioning problems to. They scheduled a time to come out on the first contact (they arrived within 24 hours). My AC needed a charge up and sealant. Precision Climate Control were quick, friendly and were prepared with all the supplies needed for my 10 year old AC unit repair. I'm going to recommend my family & friends to these Angi.com professionals. Repaired and cool just in time because it's going to be 112 tomorrow (07-20-23), many thanks to the team and my wife especially thanks you!"





Serving Los Molinos, CA and surrounding areas
In business since 2020
Credit card accepted
"Very professional and excellent customer service. Thank you!"





Serving Los Molinos, CA and surrounding areas
In business since 2010
Emergency services offered
Credit card accepted
"Mr. Ferrell first connected his computer to my computer via internet and worked for quite a few hours trying to determine what exactly was wrong. The next day he continued working from his computer for several hours. He determined he would have to have my desktop tower to complete the repair. He and my son met in Huntsville to exchange the tower. He then cleaned up a lot of what was wrong and reloaded Windows 10. He deleted the D: drive which had way too much memory allotted to it. The tower was returned and I plugged it all back together and it is working better than it did when I first purchased it. I would use him again and I recommend him highly to anyone needing computer updating and/or repair. His work is warrantied and he is very personable, knowledgeable, and helpful."


Serving Los Molinos, CA and surrounding areas
In business since 2017
Free estimates
Credit card accepted
"Energy Smart Engineering was amazing. They provided a quick response and appointment. The technician ensured that I understood everything going on. He had the problem fixed quickly and didn't leave until he was sure that the problem was fixed. I would definitley recommend they to everyone."

Serving Los Molinos, CA and surrounding areas
In business since 2000
Free estimates
Emergency services offered
"Finally an honest Solar company!! I went through several companies trying to get quotes for one of my properties, either they were ridiculously expensive or they didn't return my calls. A friend of mine referred me to Mega Sun and I have to say I am very pleased. Within a couple days from the initial phone call I already had an estimate and once i decided to go with them the installation was completed in one week. Its been a little over a month since they completed the install and everything is working smoothly.
I was amazed at just how great the customer service was. I just want to say thank you to the whole team who helped out, I really appreciate all your hard work. Now I know you guys are the ones to call for all future jobs."





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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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