performed heating maintenance. 1. Visually inspected condenser coil for debris/ dirty. 2. Inspected condenser fan motor. 3. Inspected condenser fan blades. 4. Inspected/ cleaned wiring connections. 5. Inspected flame sensor and igniter 6. Tested pressure switches and various safeties for functionality 7. Tested normal operation of burners 8. Inspected / replaced return filter. 9. Inspected return plenum for debris/ dirty. 10. Inspected evaporator coil. 11. Inspected blower motor/ blower wheel. 12. Checked inducer motor amp draw. 13. Measured temperature differential from supply to return. 20 degrees measured. 14. Inspected drain lines and treated to prevent blockages 15. Replaced downstairs filter but did not have another filter to replace the upstairs. Homeowner has ordered and will replace. Unit in good working order upon departure
