2022 Carrier high efficiency furnace running in new condition. 20x25x4 air filter is new today. Clean flame sensor and check ignitor. Visual inspection of burners. Flush condensation trap and drain lines. Inducer and blower motors are operating properly and within specs. Humidifier pad in good condition, damper opened, run test during heating mode, and set to 35%. Run test furnace in heating mode from thermostat. Delta t of 56F with supply temp of 129F, Delta t spec of 40-70F. All systems are operating properly, efficiently and ready for Winter. Attached below are estimates for having a Wifi thernostat installed with gold member 10% discounts.