Performing basic AC maintenance yourself involves several steps:
Regularly clean or replace air filters to ensure proper airflow.
Clean debris from the outdoor condenser unit and trim vegetation around it.
Inspect and clean evaporator and condenser coils to remove dirt and debris.
Check and clean condensate drain lines to prevent clogs and water damage.
Ensure proper thermostat calibration for accurate temperature control.
Inspect ductwork for leaks and seal them with duct tape or mastic.
Monitor system performance and address any unusual noises or issues promptly.