How often should I service my HVAC?

• <div><p>Your HVAC manufacturer will give you instructions on how often you should service your system. Have your unit professionally serviced at least once a year when in doubt. </p><p>Heat pump systems are different because they provide heating and cooling solutions for your home. In this case, you should have it serviced at least twice a year.</p></div>

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Q: Are there energy-efficient measures taken during these services?

• <div><p>Yes, including optimizing settings and suggesting upgrades if needed.</p></div>

Q: What are the benefits of geothermal heating and cooling?

• <div><p>Geothermal systems provide energy efficiency, lower utility bills, and long-term sustainability with minimal environmental impact.</p></div>

Q: Can I stay in my home if there's a coolant leak?

• <div><p>While it's generally safe to stay in a home with a coolant leak if your home is properly ventilated, it's important to have a professional come out to assess the situation right away. You should evacuate your home if you notice any powerful fumes. Additionally, you should leave your home if you are experiencing headaches or dizziness.</p></div>

Q: Do services include refrigerant checks?

• <div><p>Yes, technicians check refrigerant levels, loop performance, and system calibration for peak efficiency.</p></div>

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Verified Reviews for Heating Oil Service pros in Lihue, HI

*The Angi rating for Heating Oil Service companies in Lihue, HI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating Oil Service needs.

*The HomeAdvisor rating for Heating Oil Service companies in Lihue, HI is a rating based on verified reviews from our community of homeowners who have used these pros to meet their Heating Oil Service needs.

Last update on October 23, 2025

Reviewed in August 2022
I’m very happy with the professionalism and responsiveness. AO A/C repaired my system fast and got us out of the heat. The maintenance plan offered was at a competitive rate and I’m looking forward to working with this family owned local business.
Alpha Omega Air Conditioning
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Reviewed in August 2022
Darrell Ing of Hawaiian Energy Systems Inc was super helpful. He did not try to sell me something I didn't need and installed a standard water heater based on the size of our household. Work was done in a timely manner and Darrell and his crew were professional and efficient. I plan to use them...
Hawaiian Energy Systems, Inc.
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Reviewed in February 2022
I had a 15 year old water heater that started leaking from the bottom. It was a small leak but it needed to be fixed. Tanner came out and ran some tests on the heater. Really nice guy, was courteous and respectful. Turns out the heater was leaking from the shell itself and needed to be...
Pipeline Plumbing Oahu, LLC
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Reviewed in May 2016
We recently had some heating issues in our rental house, Kathy was able to get a heating service in immediately to make the repairs. This was especially important as this occurred in the middle of a very cold winter and it was a family with young kids. The repairs were done quickly and without...
Applewood Estates, LLC
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Reviewed in June 2014
He replaced the garage door opener, oiled and tightened bolts on the door. It works smoothly and quietly now. We are pleased with the work.
Alliance Overhead Doors
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Reviewed in May 2014
He's great but his assistant is horrible - messed up so he had to come back. Not to mention the assistant spilled machine oil all over our lawn and killed a large patch of mature ground cover/grass. Though he fixed the assistant's mistake, we won't be calling them back because of the negative...
All In One Home Repairs
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Reviewed in March 2014
Coastal tanks met all agreement discussions perfectly. Due to busy schedules, most details were discussed over the phone. His crew arrived on time. Got to work. And, finished on time. They did an excellent clean-up effort. A hard working crew. We switched from heating oil to natural gas....
Coastal Tanks, Ltd,
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Reviewed in November 2013
JR's an excellent small business. Very attentive and provides better estimates than the larger companies. He has "Andy," who's superb at ducting work in an older house. Also, his piping crew remedied unique older house issues without any commotion. Good guys working on this team. If you...
Newbern Mechanical Company Inc
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Reviewed in September 2013
They did a great job! We had a coupon for an oil change so it was a great deal. Very satisfied:)
Midas - Waipahu
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Reviewed in January 2013
Water as cold so call Poncho Solar. They guided us through the process of resetting the heater. I didn't work so they arrived the next day on time to fix the problem. Good service and good results.
Poncho's Solar Service
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Heating Oil questions, answered by experts

Yes, including optimizing settings and suggesting upgrades if needed.

Your HVAC manufacturer will give you instructions on how often you should service your system. Have your unit professionally serviced at least once a year when in doubt.

Heat pump systems are different because they provide heating and cooling solutions for your home. In this case, you should have it serviced at least twice a year.

Geothermal systems provide energy efficiency, lower utility bills, and long-term sustainability with minimal environmental impact.

While it's generally safe to stay in a home with a coolant leak if your home is properly ventilated, it's important to have a professional come out to assess the situation right away. You should evacuate your home if you notice any powerful fumes. Additionally, you should leave your home if you are experiencing headaches or dizziness.

Yes, technicians check refrigerant levels, loop performance, and system calibration for peak efficiency.

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