Today I arrived on site and performed a winter time maintenance on your HVAC equipment. Indoor Unit (Package Unit): Verified the unit is a package unit located indoors. Confirmed the unit services the whole home. Replaced the pleated 16x20x4 filter. Observed the indoor coil is clean and in good condition. Outdoor Unit (Package Unit): Verified the unit is a package unit located in the back yard. Observed the outdoor coil is clean and in good condition. Electrical Components: Tested and confirmed proper operation within manufacturer's specifications for: Blower Motor Inducer Draft Motor Condenser Fan Motor Compressor Compressor Run Capacitor Fan Run Capacitor Compressor Start Capacitor Contactor Electrical Wiring Furnace Control Board System Components: Inspected and verified good condition and proper operation of: Blower Wheel Burners Exhaust Flue Heat Exchanger Primary Drain Pan Electrical Wires Secured Measurements & Adjustments: Carbon Monoxide test: 0.00 PPM. Return Air Tempera