> > So add 1? > * 0 Disabled (set PWM to 255) > * 1 Manual mode > * 2 Thermal Cruise > * 3 Fan Speed Cruise > * 4 Smart FAN III Yes like this plus extra fanX_target and fanX_tolerance + the logic to preserve the tempX_target and tempX_tolerance. > I'll put together a quick patch and send that back to you tomorrow. No need to hurry, I must fix the voltages for Jean tomorrow ;) Regards Rudolf