Inspected the system that is not cooling the main floor. Also signed the customer up for the Homecare maintenance plan on both systems. Tested cooling and heating from the thermostats. Measured the refrigerant pressures and electrical component readings. Inspected the safety and cleanliness of the systems. Checked the air filters. Reported findings to the customer. Scheduled for an install supervisor to arrive today and build a quote for replacing the main floor A/C.