During today’s visit, performed inspection and maintenance on one basement furnace unit. Inspected ductwork and flue pipe for leaks. Inspected overall cleanliness of the blower and burner compartments. Customer has already changed the 16 x 25 x 5 filter. The customer will be supplying their own filters. Inspected flame sensor, igniter, pressure switches, and burners. Inspected blower and inducer amperage. Performed ignition sequence on the furnace and inspected flames. Inspected temperature heat rise, which is in the ideal range. The system is performing normally at this time. The customer has opted to sign up for the comfort club membership and will be paying monthly. Photo attached.