Preventative maintenence inspection on two Bryant units, one gas furnace and one air handler system. Both systems have new air filters. Basement system cleaned flame sensor and checked ignitor. Visual inspection of burnersL . Flush condensation trap and drain lines. Confirmed proper wiring for humidifier and test ran from thermostat. Test ran heating mode from thermostat. Temperature rise is within specs. Blower and inducer motors tested good. 3" pvc flue in good condition and no sign of leaks. 0PPM CO detected during testing. Second floor air handler system, installed and programmed new thermostat. Test ran operation of electric heat strips. All strips are operating properly. Blower motor is operating properly. Test ran in heat pump heating. Did not check refrigerant as there are no issues suspected. All systems are operating properly, efficiently and ready for Winter.