Ask Absolute · Maintenance

How often should an HVAC system be maintained?

Direct answer

Most homes benefit from separate cooling and heating maintenance visits. Follow the equipment manufacturer and warranty documents for the required schedule.

What this usually means

Maintenance should verify controls, operating cycles, airflow, drainage and equipment-appropriate safety conditions—not merely provide a visual glance.

Keep records with the system paperwork, particularly when warranty or membership coverage includes maintenance requirements.

What you can safely check

  • Review manufacturer requirements
  • Check membership terms
  • Keep service records
  • Schedule before peak seasonal demand when practical
When to call a professional

Schedule sooner if the system changes sound, odor, cycling, airflow or comfort performance.

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