What was found
MGE305 - ETOPS : LT WINDOW HEAT EICAS MESSAGE ON DESCENT. REPLACED THE LT FWD WINDOW HEAT CONTROL UNIT IAW AMM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
MGE305 - ETOPS : LT WINDOW HEAT EICAS MESSAGE ON DESCENT. REPLACED THE LT FWD WINDOW HEAT CONTROL UNIT IAW AMM.