Blue shield club heating maintenance. Joe(JC)Ritchal. 11/27/2023 Performed full system evaluation and safety inspection. I am rich performed customers annual fall service. My customer didn’t have any questions for me so I wanna head and got started with the maintenance. I checked the heat exchanger and blower both of which were in good shape and working well. Then checked all the heating components and safeties. I also performed a carbon monoxide test and change the filter. System is operating correctly at this time