
Serving Kaaawa, HI and surrounding areas
Approved
In business since 2022
Free estimates
Emergency services offered
"Kung Fu air did a great job on my unit very professional. They were on time, I would recommend them to do the job."





+9


Serving Kaaawa, HI and surrounding areas
Approved
In business since 2022
Free estimates
Emergency services offered
"Kung Fu air did a great job on my unit very professional. They were on time, I would recommend them to do the job."





+9
Serving Kaaawa, HI and surrounding areas
Approved
In business since 2016
Free estimates
Credit card accepted
"My AC was installed so quickly and professionally, no mess and a perfect instal! Will be using these legends again! Mahalo"

Serving Kaaawa, HI and surrounding areas
Approved
In business since 2024
Free estimates
Warranties offered
"Excellent service! Quick response and easy to work with."





Serving Kaaawa, HI and surrounding areas
Approved
In business since 1987
Free estimates
Emergency services offered
"Jim Bates is a very professional and knowledgeable to his work. Heâ  s a very good man.ð   ð  »"





+7

Serving Kaaawa, HI and surrounding areas
Approved
In business since 2009
Free estimates
Warranties offered
"The technician from Air Conditioning Concepts showed up on time and got started immediately on checking and cleaning our split AC units. We have a mix of old Friedrich and newer Mitsubishi units, and he knew how to service both with no problem. He was able to get 2 of the old units up and running by adding coolant to both and retaping the wiring on one of them. Throughout the process he was very polite, had a positive attitude and took the time to talk to us about the age and duration of our units, what he found while maintaining them, and how he fixed them. Mahalo Juvanny!"

Serving Kaaawa, HI and surrounding areas
Approved
In business since 2022
Free estimates
Credit card accepted
"Fantastic and professional service! These guys are the best!!"





+7

Serving Kaaawa, HI and surrounding areas
Approved
In business since 2020
Free estimates
Emergency services offered
"Heâ s knowledgeable, professional and timely. Gave the best advice to get maximum benefit and enjoyment from my new air conditioning unit. We love it."





+131

Serving Kaaawa, HI and surrounding areas
Approved
In business since 2024
Free estimates
Emergency services offered
"Julian?s work is really great! He is very meticulous in the details that I didn?t even realize was important. Response time was also very fast with a quick turn around time. I highly recommend giving him a call for any AC work!"





+2

Serving Kaaawa, HI and surrounding areas
Approved
Free estimates
Warranties offered
Small jobs welcome
"Mana Mechanical’s owner, David, is a responsible professional who takes his commitments seriously. I needed to replace our old rooftop AC duct urgently. David was the only one who committed to meeting our aggressive schedule. He was honest with me that this would be his new company’s first job. I was a bit anxious, but decided to take a chance because I was impressed by his diligence during his on-site inspection. David acted as the general contractor, hiring engineers, electrician, crane operators, etc. His operation was flawless despite several unforeseen challenges, which he spent extra time and energy resolving himself. He even took extra work not included in original agreement staying late to finish them after his team had gone home. Even after the job was finished and paid for, he provided a detailed report with recommendations for other concerns he noticed on our rooftop. I am so grateful to have met David and highly recommend Mana Mechanical for your next project."
Serving Kaaawa, HI and surrounding areas
Approved
In business since 1987
Credit card accepted
Offers commercial services
Here at Steve's Plumbing & AC Service, Inc., we are a Maui plumbing and air conditioning contracting company that specializes in AC repair and replacement, plumbing repair, service work, and remodeling. We have the experience, manpower, and inventory necessary to handle any project, no matter whether it is large or small. We are also a family-owned and operated business. We are committed to providing excellent workmanship and high-quality products for every project we undertake. We offer a 100% customer satisfaction guarantee and 24-hour emergency services. Up Front Pricing - You approve the cost before we start the work. We charge by the job, not the hour. No one wants surprises when the job is done! Fast Service, Emergency Service. Radio Dispatched, Fully Stocked Trucks in Your Area Daily. When you have an emergency, you need to know it will be fixed in a hurry. We understand and can be there within hours not days! Trusted and Recommended ,Call Us Today!
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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