
Heat Pump Maintenance in Wells, Maine
Annual Tune-Up Service · Filter Cleaning & Replacement · Performance Testing
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- Licensed & insured
- Since 2019
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Heat Pump Maintenance for Wells Homeowners

For heat pump maintenance in Wells, homeowners turn to Aces Highlands: a Portland-based crew (508 Riverside St Unit 1) that is minutes from York County and already familiar with the homes, climate and codes here.
Regular maintenance keeps your heat pump running efficiently and extends its lifespan. Aces Highlands provides thorough tune-up service that catches small issues before they become expensive problems.
Our heat pump maintenance service includes cleaning indoor and outdoor coils, checking refrigerant levels, inspecting electrical connections, testing defrost cycles, cleaning or replacing filters, and verifying overall system performance.
Maine weather puts extra demands on heat pumps. Ice buildup, debris around outdoor units, and seasonal transitions all affect performance. Regular maintenance ensures your system is ready for both heating and cooling seasons.
We recommend annual maintenance for most heat pump systems. A well-maintained heat pump uses less energy, heats and cools more evenly, and lasts years longer than a neglected one. Schedule your tune-up before the season changes.
Why Wells Calls Aces Highlands
- We run trucks through Wells and the rest of York County routinely, not occasionally
- No scare tactics — just an accurate diagnosis and a price that holds
- Scheduling that moves quickly, because a home without heat or water cannot wait
- Fully licensed, fully insured; Google reviewers back up the work
Wells Homes and What They Need
Wells has one of the newest housing stocks among the York County coastal towns Aces serves, with a median build year of 1989 and only about 8 percent of homes predating 1940. That postwar-and-later coastal development boom means most of the systems we work on here are second- or third-generation, not original construction. Heat pump repair on those newer systems is a common call.
Heating and Cooling in Wells
Fuel oil heats about 55 percent of Wells households, with bottled or tank propane at 22 percent and electricity at 12 percent; Unitil runs natural gas into parts of town as well, though delivered fuels still dominate. That mix leaves plenty of room for pairing an existing oil system with a heat pump.

Getting to Know Wells
Wells was founded in 1643 and incorporated on July 5, 1653, making it the third town incorporated in Maine. The town is drained by the Webhannet River and is home to both the Wells National Estuarine Research Reserve at Laudholm Farm and the Rachel Carson National Wildlife Refuge.
Of the town's 73.6 square miles, more than 16 are water, reflecting Wells' extensive beach and marsh frontage across four distinct beach neighborhoods: Wells Beach, Moody Beach, Drakes Island Beach, and East Shore Beach.
Local & Independent — Not a Franchise
There is no franchise behind Aces Highlands — just a Portland-based crew that works Wells under its own name. Technicians are not on commission, so the recommendation you get is the one your house actually needs. We show up, fix the actual problem, and let the work speak for itself.
How a Heat Pump Works
- Outdoor unit — fan and compressor extract heat from outside air
- Reversing valve — switches the system between heating and cooling
- Line set — carries hot, high-pressure refrigerant indoors
- Indoor coil — releases heat into the airstream
- Warm air — the blower delivers it to the room
Homeowner Guide
What Annual Heat Pump Maintenance Actually Covers
A heat pump runs harder than a furnace or boiler — it's providing both heating and cooling, often year-round in Maine's shoulder seasons — which is part of why annual maintenance matters more than owners moving from an old furnace tend to expect.
Read the Full GuideMore Heat Pumps & Mini-Splits
Heat Pump Maintenance is part of our full heat pumps & mini-splits lineup. Explore the details or browse everything we offer in Wells.
Heat Pump Maintenance DetailsAll Services in WellsService Info
Codes & Permits for Heat Pump Maintenance in Wells
In Wells, plumbing permits come from the Local Plumbing Inspector at the Wells Code Enforcement Office (208 Sanford Road, Wells, ME 04090, 207-646-5187). With 11,713 residents, Wells is required to enforce the Maine Uniform Building and Energy Code (MUBEC). A separate water utility (KKW) and sanitary/sewer district (Wells Sanitary District) serve the town rather than one combined utility.
- Efficiency Maine offers rebates of up to $9,000 on qualifying heat pumps, but the equipment must be installed by an Efficiency Maine Residential Registered Vendor for the homeowner to receive the rebate. efficiencymaine.com
- Anyone who connects or disconnects gauges or adds/removes refrigerant on a heat pump or air conditioner must hold EPA Section 608 technician certification; the credential does not expire once earned. epa.gov
- The electrical circuit that feeds a new heat pump or AC condenser needs an electrical permit, issued by the Electricians' Examining Board or the town's own electrical inspector, before the wiring is installed or altered. maine.gov
How Aces Highlands Handles Heat Pump Maintenance in Wells
- With heating oil the leading fuel in Wells (about 55% of homes), most heat pump maintenance jobs here are an add-on to an existing system rather than a full replacement — we walk you through both paths.
- Every outdoor unit we set gets its own permitted circuit before it's wired in, and any refrigerant work is done under our EPA Section 608 certification.
- Efficiency Maine rebates only pay out when a Residential Registered Vendor did the install, so we confirm eligibility with you up front — you can check any installer's registration yourself before signing anything.
Sanford Road near Wells' municipal offices, inland from the town's beaches.
Street View © Google
Why homeowners choose Aces Highlands
We show up when we say
We show up on time, as promised, and complete the work with clean professionalism.
Pricing upfront, before work starts
Honest diagnostics and a clear price before any work begins — no surprises on the invoice.
Done right the first time
HVAC, plumbing and electrical done right the first time — backed by our workmanship guarantee and 100% satisfaction guarantee.
Locally owned in Portland, Maine · Serving Greater Portland and Southern Maine since 2019
What HVAC customers say
Tom
14 Aug 2024
He was very friendly. He gave me an honest explanation on why I shouldn't recharge my A/C unit and what he suggested made much more sense. He really took care of everything. He is very professional, always called me with updates. 5 stars is not enough — I give this company 10 stars.
John Walton
5 months ago
I've had three HVAC issues over the past two years. Each time I call, Elija or the office picks up the phone, and my problem is fixed in 24 hrs. Their solutions always feel correct and honest. I cannot recommend them more.
Adam Ayan
10 months ago
Elijah and Highlands Heating & AC were super helpful! Boiler failed over the weekend and Elijah was very responsive and helpful, getting us up and running right away. I would recommend him at HH&AC highly!
Justin Funk
a year ago
We highly recommend Highlands Heating & AC. They are extremely responsive, knowledgeable and do great work. Our boiler stopped working and Elijah was quick to respond after hours on a Friday. He installed a new boiler and heat pump hot water heater.
Nichole A
a year ago
Highly recommend! Cannot thank them enough for fixing my water heater. Elijah is very reliable and communicative. No hassle, no phone tag, transparent with cost and quick to repair the issue. I know who to call if I need help again!
Jacqueline Vogeley
2 weeks ago
Great experience! Open, honest and efficient 🙌🏽 Job well done
Heat Pump Maintenance FAQs
How often should a heat pump be serviced?
Professional maintenance once a year — nearly year-round runtime in Maine justifies it — plus homeowner filter cleaning every few weeks during heavy use. If the system both heats and cools your home hard, twice-yearly service is a reasonable upgrade.
Can I clean my heat pump filters myself?
Yes, and you should. Pop the indoor unit cover, slide out the mesh filters, rinse, dry, and reinstall — every two to four weeks in heavy season. The deeper items — blower wheel, coils, refrigerant charge, defrost testing, electrical — are what the annual professional visit covers.
Why does my heat pump smell musty?
Moisture on a dirty indoor coil and blower wheel grows mildew, producing the well-known "dirty sock" odor. A professional deep clean of the head removes it. Regular filter cleaning and an annual service keep it from coming back.
Does maintenance really lower my electric bill?
Yes. Dirty filters and coils force the compressor to run longer to move the same heat. Restoring clean airflow and verified refrigerant charge returns the system to its rated efficiency — a difference you can see across a Maine heating season.
Do I need to do anything to my heat pump in winter?
Keep the outdoor unit clear: brush off heavy snow, keep ice from building underneath, and never let roof slides bury it. Airflow blockage in winter is one of the most common causes of poor performance and defrost problems we see.
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Need Heat Pump Maintenance in Wells?
Call our Wells team or get a free quote. We will get you scheduled and take care of it right the first time.
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