Hi, I have a Honeywell T6069A1016 five wire thermostat, I would like to change it to a Honeywell TB6575A1000/U 120 or 240V 50-90°F Fan Coil Thermostat. Can anyone tell me what the old wires go to on the new one. Thank you

Hello there, you can read the guide document Honeywell to Installation guide T6069 (https://manualdir.com/honeywell/thermostat/honeywell-fan-coil-thermostat-t6069-installation-manual.html)
and https://manualdir.com/honeywell/thermostat/honeywell-tb6575-tb8575-suitepro-digital-fan-coil-thermostats-installation-instruction.html

hope the document will help you