2 system CCM- Checked operations of systems. Replaced upstairs 16x25x4 filter(main level was still clean), checked capacitor outputs and amp drawls, checked refrigerant levels and auxiliary heat, triggered safety switches and defrost modes, Checked delta T, and cleared drain lines. Systems are operating properly at this time. Also replaced 24v contactor for the upstairs Lennox Heat pump due to contact’s being slightly burnt to prevent any issues in the future. Pics uploaded. Has a 1yr warranty on part