As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
CAPTAIN REPORTED THAT DURING CRUISE, THE LIGHT OF THE OVERHEAT RT SIDE WINDOW NR 2 TURNED ON AND THE WINDOW CRACKED. MAINTENANCE PERSONNEL REPLACED SUCH WINDOW AND ITS TEMPERATURE CONTROLLER IAW MM 56-12-11 AND MM 30-41-11, TESTED CORRECT IAW MM 30-41-00.