When the air conditioning quits in Columbia, MO, the house tells you fast, and so does everyone in it. The part that fails most often 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 freeze into a block of ice whenever airflow collapses behind a clogged filter.
For winter breakdowns, see Furnace Repair.
Warning Signs for AC Repair
Catching these issues early helps you avoid costly problems. Watch for these telltale signs:
- Vents blowing air that is barely cooler than the room
- A condenser fan that sits still while the outdoor unit hums
- A hiss or gurgle from the lines, a common sign of leaking refrigerant
- Rising electric costs paired with a sticky, uncomfortable house
- Frost or ice forming on the copper lines or the indoor coil
- Puddles near the air handler or water stains on the ceiling beneath it
- A hot electrical smell or a tripped breaker whenever the air conditioner kicks on
- The system short-cycling every few minutes without cooling the house
Don't Wait for a Total Failure
Left unchecked, even a small fault or temperature swing often signals a system working its way toward a breakdown. Call (573) 203-0636 at the first sign of trouble.
