Today I arrived on site and performed a summer time maintenance on your HVAC equipment. **Indoor Unit (Furnace in Attic):** * Verified "Fair" overall equipment condition. * Confirmed pleated 1" filter; customer to replace with spares. * Filter sizes: (2) 18x18x1, (1) 12x12x1. * Observed indoor coil in "Fair," clean condition. **Outdoor Unit (Straight Cool in Back Yard):** * Observed outdoor coil in "Fair," clean condition. * Verified proper operation of electrical components: Blower Motor, Condenser Fan Motor, Compressor, Compressor Run Capacitor, Fan Run Capacitor, Contactor, and Electrical Wiring. * Confirmed good condition of: Blower Wheel, Burners, Primary Drain Pan, and Secured Electrical Wires. **System Performance:** * Measured Return Air Temperature: 78.0°F. * Measured Supply Air Temperature: 48.0°F. * Cleared condensate drain line and cleaned out primary pan. * Tested safety switch; confirmed functionality. **Additional Actions:** * Dusted t