What was found
L1 WINDOW HEAT ARCHING THEN CRACKED AT FLIGHT LEVEL 350. FOLLOWED QRH AND TURNED OFF WINDOW HEAT AND DESCENDED TO 250, DIVERTED. REMOVED AND REPLACED LEFT WINDSHIELD PANEL PER AMM 56-11-11-04.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
L1 WINDOW HEAT ARCHING THEN CRACKED AT FLIGHT LEVEL 350. FOLLOWED QRH AND TURNED OFF WINDOW HEAT AND DESCENDED TO 250, DIVERTED. REMOVED AND REPLACED LEFT WINDSHIELD PANEL PER AMM 56-11-11-04.