2 system CCM- Checked heating operations of upstairs 1993 Trane, and Main level 2019 Rheem furnaces. Replaced 2-16x25x1 filters, Checked capacitor outputs and amp drawls, Inspected heat exchangers, Checked delta T, triggered safety switches, Cleaned flame sensors, Brushed burners, and cleared drain line. Systems are operating properly at this time. Pics uploaded Customer would like to schedule to add a Pan safety switch(upstairs), replace weak 5mfd capacitor(upstairs), replace corroded flu pipe for the main level system, and add a carbon monoxide detector in home.