. Upon arrival spoke with the customer. She showed me the attic furnace and thermostat and filter. The filters are clean. Set the thermostat to heat and went to indoor unit. Pulled and cleaned the Flame sensor. Reinstalled. Started furnace. The inducer motor is spinning freely and amped at .56. The flue pipe is clear and free of rust. The igniter is in good shape and is working properly. The flame sensor is working properly. The burners are nice and clean. The gas valve is opening correctly and the gas pressures are correct per manufacture specifications. The blower is clean. The blower motor amped at 2.35. This is within the range per manufacture specifications. Inspected low and high voltage wiring. All wiring is good and tight. Inspected heat exchanger. Didn’t find any cracks or holes at this time. Took carbon monoxide readings and didn’t find any. Inspected visible duct work. All duct work is good and tight. The system is working properly at this time but is older and could fai