An outside unit that hums while the fan stays still is the call we get most in July in Redondo Beach, CA, and the cause is usually a failed run capacitor. That inexpensive component starts the compressor and fan, fades for years without complaint, and then quits under peak load. It is far from the only suspect, though. Contactors pit and stop passing clean power, condenser fan bearings dry out, small refrigerant leaks drain away cooling capacity, and evaporator coils ice over when a clogged filter strangles airflow.
Heating trouble instead? See Furnace Repair.
Signs You Need AC Repair in Redondo Beach
Spotting the early warning signs lets you act before the problem gets expensive. Here are the most common indicators that it's time to call a professional:
- Water dripping from the indoor unit or showing up on the ceiling below
- A hiss or gurgle from the lines, a common sign of leaking refrigerant
- The system short-cycling every few minutes without cooling the house
- Vents blowing air that is barely cooler than the room
- A condenser fan that sits still while the outdoor unit hums
- An iced-over evaporator coil or frozen refrigerant lines
- Breaker trips or a burning odor at startup
- Higher summer bills even though the house still feels warm and humid
Act Before It Gets Worse
What seems like a minor issue today can take out a compressor or heat exchanger tomorrow. If you notice any of these signs, call (424) 203-6586 for a prompt inspection.
