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Heat Pump Maintenance in Charleston, SC

Providing “Comfort for Life” since 1972

Family-Owned

& Operated Since 1972

Third-Generation

Charleston Company

Trane

Comfort Specialist

Contact Us

In Charleston, your heat pump doesn’t get much time off. It cools your home through long, sticky summers and keeps you warm when winter nights turn chilly. That kind of year-round workload takes a toll, and regular care is the best way to keep it running strong. Smoak’s Comfort Control has provided heat pump maintenance in Charleston, SC, since 1972, and our NATE-certified technicians know exactly what Lowcountry systems need.

We’re a third-generation, family-owned company and the oldest Trane dealer in the Charleston area. When we service your heat pump, we treat it like we’re working on a neighbor’s home, because we usually are.

Our Services

What Your Neighbors Are Saying About Us

Molly S.
★★★★★
Could not be happier with my experience with Smoak's. Rob went above and beyond to repair my HVAC system quickly and at a great price. He's trustworthy, reliable, and explained everything along the way. I *highly* recommend.
Jeff S.
★★★★★
Smoaks was great! Professional, on time and thorough. The noise we questioned was absent at visit but they assured us if it comes back take a video so they can hear it. They checked several possibilities and gave tips.Since we are under warranty call back with any problems at any time. Joey was really great and Cole made a great partner. Good job guys , thank you!
Jeffrey D.
★★★★★
Zach from Smoak’s Comfort Control conducted the semi-annual maintenance on all of our systems. We appreciate the fact that he took his time to do the work, and did not rush the process. Zach was very diligent and detail-oriented. He is an extremely nice and courteous person who respected our house when doing his work. Very happy with him and Smoak’s!
Tiffany B.
★★★★★
Annual inspection. Tech identified a potential issue and scope of work. Costs provided in quote. SMOAK’s (as usual) does exceptional work. Always honest, dependable, productive and professional technicians. Well done SMOAK’s! Zach was a great tech! Keep up the good work.
R.H.
★★★★★
Al our technician was fantastic. He was extremely knowledgeable, efficient, and honest. We truly had a great experience with Smoaks installing our new hot water heater.
Maeve M.
★★★★★
We used Smoak’s to upgrade the plumbing in the entire house. From the drywall cuts to the valve work everything way excellent, tidy, and efficient! John was attentive and beyond knowledgeable, helping us to fully understand our system. His work reflected attention to detail and mastery of his trade.
Christopher M.
★★★★★
Replacement Package unit installed yesterday (2025-02-11). Josh Roper did a great job on my quote, his knowledge and communication made it easy to go with Smoak's. Quentin did a fantastic job with the install. He is knowledgeable and professional! Highly recommended!
Steve B.
★★★★★
Al Ahner with Smoak’s was a welcome professional to our home. He not only addressed my plumbing needs during his visit, he provided a recommendation related to my gas lantern settings that I greatly appreciate. Al took the time to listen to my needs and provide really sound advice to me.
James V.
★★★★★
Javon Jones performed our prevented maint check from Smoaks Heating and AC. Javon was on time, professional, and did his checks in a deliberate fashion. He ended is maint check by reviewing his findings and recommendations with me. He is exactly what you want as Technician! I will request him again next visit.
Georges K.
★★★★★
Smoak’s Comfort Control did an amazing job with our AC install. They were super responsive and easy to work with, and the communication was great every step of the way. The team was organized, took care of everything, and the quality of their work really shows. We’re extremely happy with the whole experience and wouldn’t hesitate to recommend them to anyone.

Benefits of Regular Heat Pump Maintenance

A well-maintained heat pump uses less energy to keep your home comfortable. Dirty coils, low refrigerant, and clogged filters all force the system to work harder, and that shows up on your power bill. A tune-up clears out those problems so your system can run the way it was designed to. Over time, those savings add up.

Maintenance also helps you avoid surprise breakdowns. Our technicians catch worn parts, weak capacitors, and small leaks before they turn into a no-cool call in the middle of August. Fixing a small issue during a scheduled visit costs far less than an emergency repair. It also keeps your system from failing on the hottest or coldest day of the year.

Charleston’s climate makes regular care even more important. High humidity leads to algae and buildup in condensate drains, which can cause leaks and water damage. Homes near the coast deal with salt air that corrodes outdoor coils, and spring pollen coats outdoor units across the Lowcountry. Routine heat pump maintenance keeps these local problems in check and helps your system last longer.

Our Heat Pump Maintenance Checklist

Every maintenance visit covers the key parts of your system.

  • Inspect and clean the outdoor coil
  • Check the indoor evaporator coil
  • Clear condensate drain line
  • Check refrigerant levels
  • Test capacitors and contactors
  • Inspect electrical connections
  • Lubricate moving parts
  • Check the blower motor and fan
  • Test reversing valve operation
  • Inspect defrost controls
  • Replace or check the air filter
  • Calibrate thermostat settings
  • Measure system airflow

What to Expect During a Maintenance Visit

Your visit starts with a quick conversation. We’ll ask how your system has been running and whether you’ve noticed any noises, odd smells, or rooms that won’t stay comfortable. This helps our technician know where to look first. Then we get to work on both the indoor and outdoor parts of your system.

Our technician works through the full checklist, cleaning, testing, and adjusting as we go. We run the system in both heating and cooling modes to make sure it switches over smoothly. We also clear debris around the outdoor unit, which is especially important during storm season when leaves and branches pile up. Throughout the visit, we keep your home clean and treat it with respect.

When we’re done, we’ll walk you through what we found. If something needs attention, we’ll explain the issue in plain language and give you a clear price before any repair work begins. Because heat pumps here run nearly year-round, we recommend scheduling heat pump maintenance in Charleston, SC, twice a year, once in spring and once in fall.

Why Choose Smoak's Comfort Control

Charleston homeowners have trusted our family with their comfort for over 50 years.

  • Family-owned since 1972
  • Oldest Trane dealer locally
  • NATE-certified technicians
  • A+ BBB rating
  • Easy scheduling
  • 24/7 emergency support
  • Clean, safe workmanship
  • Independently owned and operated

We’re not backed by private equity, so we answer to our customers, not corporate investors. Call Smoak’s Comfort Control today to schedule your heat pump tune-up.

Frequently Asked Questions

How often should I have my heat pump serviced?
We recommend twice a year in Charleston, once before summer and once before winter. Your heat pump runs nearly year-round here, so it needs more frequent care than a system that only cools.
Most visits take about an hour or two. It depends on the condition of your system and whether we find anything that needs a closer look.
You can change your air filter and keep the outdoor unit clear of leaves and debris. Checking the refrigerant, testing electrical components, and cleaning the coils should be left to a trained technician.
Yes. Regular maintenance reduces wear on key parts and catches small problems early, which helps your system reach its full lifespan.
In most cases, yes. Clean coils, proper refrigerant levels, and good airflow help your heat pump do its job more efficiently.