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Heating & Furnace Repair

In Fairfax, Alexandria & Arlington VA or the surrounding areas, if you need reliable furnace repair or any heating repair service you can trust McCarthy Services. Our team of expert diagnostic and heating service technicians are ready to help you with your furnace, heat pump, or boiler needs.

At McCarthy, we aim to be as flexible and convenient as possible with our scheduling so that your heating repair service can be restored quickly. Our jobs are quoted based on the scope of work instead of at an hourly rate. We also have furnace repair technicians available for emergency service when the office is closed. These benefits make working with McCarthy simple and pleasant.

couple and their young boy cuddling in bed under the blankets

McCarthy Has a Comprehensive Set of Heating Services:

  • Expert troubleshooting and diagnosis to fix heating problems quickly and efficiently
  • EPA registered and certified technicians
  • Freon leak detection service
  • Preventive maintenance plans to provide you with peace of mind
  • Replacement or installation of energy saving heating and cooling systems
  • A variety of systems and equipment to fit your budget

Furnace Tune-Ups

Regular furnace tune-ups can save you time and money in the long run. Don’t wait until your furnace is beyond repair. Schedule your regular heating system check and take advantage of our $19 special.

During Our Heating System Check, Our Certified Technicians Perform the Following:

  • Check air filter
  • Check thermostat for calibration and operation
  • Check flame sensors
  • Inspect blower wheel
  • Check heat exchanger
  • Check burners in place
  • Check gas pressure
  • Check flue way
  • Check discharge air temperature
  • Check ignitor
  • Check Heat Strips
  • Check and tighten electrical disconnect connections
  • Check evaporator coil
  • Check condenser coil
  • Test condensate pump
  • Check compressor
  • Check defrost controls
  • Check reversing valves
  • Check pilot assembly
  • Check existing evaporative humidifiers
  • Check existing UV lights
  • Test condensation drain
  • Check Freon
  • Check safeties, including pressure switches, limits, rollouts, low and high pressure
  • Check capacitors
  • Check outdoor disconnect
  • Check contactors
  • Check volt and amps

Additional Options & Accessories

Beyond heating repair and replacement services, Mccarthy has many additional options and accessories to improve the comfort in your home including:

Be confident that your heating or furnace repair in Fairfax, Alexandria & Arlington, VA will be done efficiently and correctly when you call McCarthy Services! Schedule an appointment online or call (703) 924-1650 today.

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