As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAIN'S WINDSHIELD HEAT IS INOPERATIVE. REPLACED NR 1 WHC PER MM 30-42-34. L WINDSHIELD OPS CHECKED NORMAL. RECONFIGURE LT WINDSHIELD CONNECTOR TO READ SPARE SENSOR PER TSM 30-42-00-810-801-A. FURTHER REFERENCE MT30-003. COMPLETED NR 1 WINDOW INSTALLATION.