Today, I arrived on site to perform maintenance on the HVAC system. Overall equipment condition assessed as fair. Location of indoor unit: Air Handler in the Master Bedroom. Filtration system: Antimicrobial filter checked today. Filter size: 16x20x1. Condition of indoor coil: Fair and clean. Location of outdoor unit: Back Yard, Heat Pump. Condition of outdoor coil: Good and clean. Electrical components tested and functioning properly: Blower Motor Condenser Fan Motor Compressor Compressor Run Capacitor Fan Run Capacitor Compressor Start Capacitor Contactor Electrical Wiring Components inspected and found in good condition: Blower Wheel Primary Drain Pan Electrical wires secured No issues found with carbon monoxide levels or poor condition components. Return air temperature recorded at 73.0°F. Supply air temperature recorded at 53.0°F. Condensate drain system: cleared drain line, cleaned primary pan, tested safety switch, cleaned out condensate pump. Additional actions taken: Wore