Serving Loma Linda, CA and surrounding areas
Approved
In business since 2000
Free estimates
Emergency services offered
"The team from Champion Aire were professional and did a great job. Anthony,Kim,and Jay worked hard to finish the work in one day. If you are in need of a team of Heating and Air Conditioning specialist call Champion Aire."
+37
Serving Loma Linda, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2016
Free estimates
Emergency services offered
"This is the 4th of July weekend and our air conditioning went out!! We appreciated the quick response and the quality of the work performed by Danny. He was very thorough and quickly resolved the problem. He was very courteous and professional."
+67
Serving Loma Linda, CA and surrounding areas
Approved
In business since 2012
Offers commercial services
Customers say: True professional
"AR cooling and heating are the best! They were very friendly and attentive to my needs and details. They were quick to reply. They adapted quickly to a change in the weather and accomplished my goal and gave me much comfort with completion of the project. I have other properties and fully intend to use them for those needs as well. Great Job!"
Serving Loma Linda, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2012
Free estimates
Customers say: Quick response
"Andy and Adrian are friendly and professional. They are punctual and thorough in their work, they make sure that the customer is satisfied with the work done. My husband hired them to install a new air conditioning unit over a year ago and we called them for the yearly routine cleaning now. Their prices are competitive. They are honest. We highly recommend them."
+4
Serving Loma Linda, CA and surrounding areas
Approved
In business since 2013
Free estimates
Warranties offered
"The service was prompt and now all is well with my air conditioner THAN K YOU"
+4
Serving Loma Linda, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2023
Free estimates
Credit card accepted
"10/10 would recommend to others. AC doctor repaired my AC in a very timely manner. Very organized! Honest with repairs and the cost of repairs. All in all, the best HVAC business around!"
Serving Loma Linda, CA and surrounding areas
Approved
In business since 2024
Free estimates
Credit card accepted
"The job was completed quickly and Ibrahim is thoughtful, polite, and even made a trip for parts at quite a distance to complete the job in one day to ensure I had air conditioning."
Serving Loma Linda, CA and surrounding areas
Approved
In business since 2012
Free estimates
Credit card accepted
Here at Active Air Specialists, we sustain our business on quality and integrity. With over 20 years of experience we are experts in the Heating and Cooling trade and are committed to quality from the beginning to the end of your project. please call our office @ 888 410 0677 We look forward to earning your business. Give us a call or click to schedule a quote today!
+7
Serving Loma Linda, CA and surrounding areas
Approved
Super Service Award Winner
In business since 2009
Emergency services offered
Warranties offered
"Changed out our water heater and a awesome job! Gabriel the tech did an outstanding job!"
+42
Serving Loma Linda, CA and surrounding areas
Approved
In business since 2007
Free estimates
Small jobs welcome
"Simply amazing!!! On time, friendly, and professional. Would highly recommend. The best service!!!"
+133
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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