2015 Trane XV95 running in great condition. 16x25x1 air filter in good condition. Clean flame sensor and check ignitor. Visual inspection of burners. Flush condensation trap and drain lines. Humidifier pad in good condition and damper opened. Test run furnace in heating mode. Temperature rise of 54F with supply temp of 123F. 2" pvc flue in good condition and no sign of leaks. 0PPM CO detected during testing. Tested humidifier operation. All systems are operating properly, efficiently and ready for Winter.