As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FLIGHT 2217 - CVG - FLIGHT CREW REPORTED BLEED 1/2 OVERTEMP ON EICAS. CREW PERFORMED AIR RETURN AND LANDED ACFT UNEVENTFULLY. EWR MX REMOVED AND REPLACED SENSE LINE AND NR 2 FAN AIR THERMOSTAT. SENSE LINE SDR C2XA10RI027 AND FAN AIR THERMOSTAT SDR C2XA10RI028.