Arrived on site for heating maintenance. Tenant stated all was well with normal system operation to his knowledge. 1. Visually inspected condenser coil for debris/ dirty. 2. Inspected condenser fan motor. 3. Inspected condenser fan blades. 4. Inspected/ cleaned wiring connections. 5. Tested compressor/ condenser fan motor capacitor. 6. Checked compressor amp draw. 7. Checked condenser fan motor amp draw. 8. Inspected / replaced return filter. 9. Inspected return plenum for debris/ dirty. 10. Inspected evaporator coil. 11. Inspected blower motor/ blower wheel. 12. Checked blower amp draw. 13. Measured temperature differential from supply to return. 20 degrees measured. 14. Inspected drain lines and treated to prevent blockages 15. Rinsed condenser unit to promote heat exchange 16.Inspected gas safeties and sensors to ensure proper function of gas functions Condenser was very matted with spider webs and cottonwood. Rinsed condenser to the best of my ability. However unit will need disa