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 for gas leaks 6. Tested functionality and cleaned flame sensor 7. Tested functionality and cleaned pressure switches and ports 8. Inspected / replaced return filter. 9. Inspected return plenum for debris/ dirty. 10. Inspected evaporator coil. 11. Tested functionality and visually inspected surface igniter 12. Checked blower amp draw. 13. Measured temperature differential from supply to return. 20 degrees measured. Air report came back measuring moderate levels of particular matter. I also noticed a decent amount of dust in the return Plenum. I also noticed that there was no surge protection on either unit. Left some suggestions to help get the most out of the equipment. #1 cleaning out the Plenum of dust. #2 installing an air scrubber to ionize particles in the air to reduce the amount of dust particular matte
