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What should I do if my AC is blowing warm air intermittently?

Intermittent warm air usually points to airflow issues, a dirty outdoor unit, thermostat settings, or a low-refrigerant fault. Start with quick checks, then schedule service if it persists. We provide 24/7 AC Service & Repair in New Jersey with same-day options.

Quick checks:

  • Set thermostat to Cool and 68–72°F; replace batteries.
  • Replace/clean the air filter.
  • Clear debris 2–3 ft around the outdoor AC unit.
  • Check the breaker and AC shutoff switch.
  • If you see ice on lines, turn system Off and Fan On to thaw.

Updated: 2025-12-24 00:00:00

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