When the air conditioning quits in Louisville, KY, the house tells you fast, and so does everyone in it. The most common failure we see is the humble run capacitor: a few dollars of electronics that starts the compressor and fan, weakens quietly for years, and finally lets go on a brutal afternoon, leaving the outdoor unit humming but the fan still. Right behind it come pitted contactors that no longer pass power cleanly, condenser fan motors with dry bearings, refrigerant leaks that slowly bleed the system's capacity away, and evaporator coils that ice over solid whenever airflow collapses behind a clogged filter.
When the heat goes out, see Furnace Repair.
Signs You Need AC Repair in Louisville
The sooner you notice these red flags, the easier and cheaper the fix. Here are the most common indicators that it's time to call a professional:
- Puddles near the air handler or water stains on the ceiling beneath it
- Cooling bills climbing while the house stays sticky and warm
- A condenser fan that sits still while the outdoor unit hums
- Ice on the refrigerant lines or a frozen indoor coil
- A burning smell or repeated breaker trips when the AC starts
- An AC that turns on and off every few minutes but never cools down the house
- A hiss or gurgle from the lines, a common sign of leaking refrigerant
- Warm or room-temperature air blowing when the thermostat calls for cooling
Act Before It Gets Worse
A failing capacitor, clogged condensate drain, or dirty flame sensor rarely fixes itself and usually gets more expensive to address the longer it runs. If you notice any of these signs, call (502) 844-8263 for a prompt inspection.
