Below are some of the most common Heating, Ventilation and Air Conditioning problems. To learn more about a specific HVAC problem, click one of the following links for a detailed description of the issue and to learn about possible causes and solutions.

Some of the issues below can be fixed without having to call a technician. However for more series HVAC issues you will need to have a technician come out to fix the problem. If you are unable to find a solution to your problem one of our Sky HVAC technicians will be able to diagnose and fix the problem for you. Please call us if your issue requires immediate attention, or you can schedule an appointment using our contact form.

  • no air coming out of vents in house
  • no cold air coming from vents
  • ac unit not coming on
  • ac compressor not running
  • air conditioner freezing up
  • air conditioner not cooling
  • air conditioner not coming on
  • air conditoner not blowing
  • air conditioner not cooling house
  • air conditioner won't turn on
  • air conditioner won't shut off
  • air conditioner stays on
  • air conditioner won't blow air
  • heat pump never quite reaches temperature
  • heat pump blowing cold air
  • heat pump never shuts off
  • high electric bills
  • house not cooling properly
  • house not cooling during the day
  • house not cooling off
  • outdoor unit won't come on
  • outdoor unit makes loud noises
  • outdoor unit won't shut off unless I flip breaker
  • central air not cooling house
  • central air not blowing cold air
  • central air not cold
  • central air not coming on
  • central air not blowing hard
  • central air not blowing air through vents
  • Thermostat red light flashes or stays lit
  • some rooms are warmer or colder than others
  • not enough airflow
  • odors
  • circuit breaker keeps tripping
  • pilot light goes out
  • no indoor fan
  • noisy indoor unit
  • noisy air vents
  • evaporator coil keeps freezing

Choose experience and commitment – choose Sky HVAC! (704) 960-1775