As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
L1 WINDOW HAS BURN MARK AT TOP & SAW BRIEF SPARK WHEN WINDOW HEAT TURNED OFF. NO TIME TO TROUBLESHOOT. VISIBILITY NOT AFFECTED. OK FOR SVC. REPLACED WINDSHIELD. L1 WINDOW NEEDS 1EA FASTENER INSTALLED AT WINDOW FRAME. REPLACED FASTENER. REPLACED SEALANT AS REQ.