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Needs Prompt Attention

AC Blowing Warm Air

Your air conditioner is blowing warm or room temperature air instead of cold.

When your AC blows warm or room temperature air instead of cold, it indicates a problem that needs attention. This differs from no cooling at all and often points to specific component failures.

Quick Checks You Can Do

  • 1
    Verify thermostat is set to COOL, not HEAT or FAN ONLY
  • 2
    Check that temperature setting is below current room temp
  • 3
    Replace dirty air filter
  • 4
    Confirm outdoor unit is running (fan spinning)
  • 5
    Check circuit breakers for outdoor unit

Possible Causes

Thermostat set to heat or fan-only mode
Low refrigerant due to leak
Compressor not engaging or failed
Electrical issue with outdoor unit
Clogged condensate drain causing safety shutdown
Dirty air filter severely restricting airflow

Professional Solutions

Thermostat settings correction or replacement
Refrigerant leak repair and system recharge
Compressor repair or replacement
Electrical component repair
Condensate drain clearing
Filter replacement and system cleaning

AC Blowing Warm Air FAQ

Common questions about this issue

There are several potential causes: Thermostat set to heat or fan-only mode, Low refrigerant due to leak, Compressor not engaging or failed. A professional diagnosis can identify the exact issue with your system.

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