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Maintenance

Protect your HVAC investment with our annual maintenance plans.

HVAC Maintenance You Can Rely On.


Protect your heating and air conditioning equipment with our comprehensive 16-point maintenance inspection. Our dedicated maintenance team of skilled HVAC technicians ensure that your system operates efficiently and at factory standards, providing you with the utmost comfort in your home or office. Whether you rely on a heat pump, air conditioner, or furnace, you can trust Harmony Heating and Air to safeguard your HVAC investment, keeping it running smoothly and effectively for many years to come. With our expert care, you can enjoy peace of mind knowing that your system is in great hands and ready to meet your heating and cooling needs, no matter the season.

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Protect Your System With Our Annual Maintenance


Check out our maintenance plan offerings that extend the life of your heating and air conditioning system.

  • Replace or Clean Air Filters: Ensures proper airflow and maintains indoor air quality.​
  • Inspect and Clean Evaporator and Condenser Coils: Prevents efficiency loss due to dirt buildup.​
  • Check Refrigerant Levels: Ensures optimal cooling performance and prevents compressor damage.​
  • Inspect and Clean Drain Lines: Prevents water damage and mold growth by ensuring proper drainage.
  • Test Thermostat Calibration: Ensures accurate temperature control and system efficiency.​
  • Lubricate Moving Parts: Reduces friction and wear on components, extending system life.​
  • Inspect Electrical Connections: Ensures safe operation and prevents potential electrical hazards.​
  • Check and Clean Blower Components: Maintains proper airflow and system efficiency.
  • Examine Ductwork for Leaks and Insulation: Prevents energy loss and maintains consistent indoor temperatures.​
  • Test System Controls: Verifies proper start-up, operation, and shut-down sequences.​
  • Inspect and Clean Air Registers and Vents: Ensures unobstructed airflow and balanced distribution.​
  • Check Fan and Blower Motor Bearings: Identifies wear and prevents motor failure.​
  • Inspect Heat Exchanger (for heating systems): Detects cracks or damage that could lead to carbon monoxide leaks.​
  • Test Safety Controls and Limit Switches: Ensures the system shuts down under unsafe conditions.​
  • Verify Proper System Cycling: Confirms the system starts, operates, and stops as intended.​
  • Inspect and Clean Outdoor Unit: Removes debris and ensures adequate clearance for optimal performance.​S
The logo for american standard heating and air conditioning

American Standard Heating & Air Conditioning equipment provides energy efficient and reliable comfort. Learn more about our HVAC equipment and how it can benefit your home in Charlotte, NC and surrounding areas.

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The logo for mitsubishi electric heating and air conditioning

Mitsubishi ductless mini-splits are great energy efficient solutions that allow you to add on more conditioned air for your sun room, garage or your entire home. Learn more about the benefits of ductless HVAC equipment.

A picture of a mitsubishi air conditioner with a remote control.
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