Today, I arrived on site to conduct a routine service check on the HVAC system. System Overview: * The HVAC system is functioning within normal parameters. * No unusual noises or odors detected during operation. Maintenance Performed: * Cleaned and replaced air filters to improve air quality. * Inspected ductwork for any potential leaks or blockages. * Checked thermostat settings and calibrated for optimal performance. * Verified refrigerant levels and ensured proper pressure in the system. Observations: * Indoor air quality is satisfactory, with no signs of humidity issues. * All electrical connections are secure and free from corrosion. * Ventilation is adequate, with airflow distributed evenly throughout the space. Customer Interaction: * Discussed system performance with the client, who expressed satisfaction. * Answered questions regarding maintenance needs and frequency. Recommendations: * Suggested regular filter changes every three months to maintain efficiency. * Advised