AC Not Cooling

medium priority

Air conditioner runs but doesn't cool the house

Understanding This Problem

When your AC runs but fails to cool your home, it can be frustrating and uncomfortable. This common issue has several potential causes, from simple fixes to more complex repairs.

Common Causes

Dirty or clogged air filter restricting airflow
Low refrigerant due to leak
Frozen evaporator coil
Dirty condenser coils
Faulty compressor
Thermostat issues
Blocked or closed vents
Undersized AC for space

What You Can Do

Replace air filter immediately
Check and open all supply vents
Clean outdoor condenser unit
Schedule professional refrigerant check
Have technician inspect coils and compressor

Prevention Tips

  • Change filters monthly during peak season
  • Schedule annual AC tune-up before summer
  • Keep outdoor unit clear of debris
  • Don't close more than 20% of vents
Medium Priority

Schedule service soon to prevent the problem from worsening.

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