The bare minimum basic repairs to get the system running today. Customer has 24 y/o Rheem furnace matched with 6 y/o Goodman AC that operates for upper level. System was not working properly due to thermostat not being wired properly. Rewired thermostat. Tested heat and cooling. Add wet switch for both systems for water protection. Blower wheel cleaning needed for both systems. Replace transformer for upper level. Recommend thermostat replacement for system. Pressure levels were normal. Condenser coil cleaning needed. Condenser electrical components are fair. Informed customer of all findings. System is currently working.