Is your air conditioner not cooling like it used to? Whether you’re dealing with weak airflow, strange noises, or warm air coming from the vents, a malfunctioning AC can make your home or business uncomfortable. The good news is that many common AC issues can be repaired without a full replacement. Let’s go over the most common air conditioner problems, how to troubleshoot them, and when to call in the pros.
Signs Your Air Conditioner Needs Repair
Before jumping into solutions, it’s important to recognize the warning signs of an AC that’s struggling:
- Warm Air – If your air conditioner is blowing warm air instead of cool, there could be a refrigerant leak, a failing compressor, or an issue with the thermostat.
- Weak Airflow – If air isn’t circulating properly, it might be due to a clogged filter, blocked vents, or problems with the blower motor.
- Unusual Noises – Banging, rattling, or squealing sounds coming from your AC system could point to loose components, a failing fan motor, or issues with the compressor.
- Strange Smells – A musty or burning smell when the AC is running might mean there’s mold in the ductwork or an electrical issue that needs immediate attention.
- Leaks or Excess Moisture – If you notice water pooling around your unit, it could be a clogged condensate drain or a refrigerant leak, both of which need prompt repair.
Troubleshooting Common AC Issues
Some AC issues can be resolved with a little troubleshooting. Here’s what to check before calling a professional:
1. Check the Thermostat
Make sure your thermostat is set to “cool” and at the right temperature. If it’s battery-operated, try replacing the batteries.
2. Replace or Clean the Air Filter
A dirty filter restricts airflow, making your system work harder. If your AC isn’t cooling properly, check the filter and replace it if it’s clogged with dust and debris.
3. Inspect the Circuit Breaker
If your AC won’t turn on, check your breaker box. A tripped breaker could be the culprit, and resetting it might solve the issue.
4. Look for Blocked Vents
Blocked or closed vents can prevent cool air from circulating properly. Make sure furniture or other objects aren’t restricting airflow.
5. Clean Around the Outdoor Unit
If the outdoor condenser unit is covered in dirt, leaves, or debris, it can’t function efficiently. Keep the area around it clear for proper airflow.
When to Call a Professional
If you’ve checked the basics and your AC still isn’t working, it’s time to call in an expert. Some problems—like refrigerant leaks, electrical failures, or compressor issues—require specialized tools and training to fix. A professional technician can:
- Diagnose and repair refrigerant leaks
- Fix or replace malfunctioning compressors
- Clean and service evaporator and condenser coils
- Repair electrical connections and faulty wiring
- Ensure your system runs efficiently to avoid high energy bills
Keep Your AC Running Smoothly
Regular maintenance is the best way to avoid unexpected AC breakdowns. Scheduling routine inspections, changing air filters, and keeping vents clean can go a long way in extending the life of your system. If your home or business needs AC repairs, don’t wait until it breaks down completely—addressing minor issues now can prevent costly repairs later.
Need expert AC repair? Get in touch with a trusted HVAC professional today and stay cool no matter how hot it gets outside!