As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
What was found
FIRST OFFICER'S R2 WINDOW WILL NOT CLOSE. UPON INSPECTION FOUND BALLSCREW SHAFT SHEARED AT FORWARD END. REMOVED AND REPLACED R2 WINDOW BALLSCREW ASSEMBLY AND REINSTALLED ORIGINAL LOWER R2 WINDOW TRACK AND R2 WINDOW IN ACCORDANCE WITH BOEING 767 AIRCRAFT MAINTENANCE MANUAL 56-11-04 AND BOEING 767 AIRCRAFT MAINTENANCE MANUAL 56-11-02. OPERATIONAL CHECK NOTED DEFECTS.