HVAC checklist

1. General Inspection

  • Listen for grinding, rattling, or hissing sounds.
  • Monitor vibrations during operation.
  • Use a stethoscope for closer inspection if needed.
  • Document any unusual findings for further evaluation.
  • Examine the exterior for rust or corrosion.
  • Check for leaks around connections and ducts.
  • Ensure all panels and covers are secure.
  • Assess insulation and seals for integrity.
  • Confirm the display is operational and clear.
  • Test temperature settings against actual room temperature.
  • Check for responsiveness to adjustments.
  • Inspect wiring connections for damage or wear.

2. Air Filters

3. Ductwork

4. Refrigerant Levels

5. Electrical Components

6. Condenser Unit

7. Heat Exchanger (for heating systems)

8. Thermostat Calibration

9. Final Checks