What was found
FIRST OFFICER'S CLEARVIEW WINDOW WILL NOT OPEN. LUBRICATED FIRST OFFICER'S LOCKBAR ON THE CLEARVIEW WINDOW. WINDOW OPENS FREELY.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
FIRST OFFICER'S CLEARVIEW WINDOW WILL NOT OPEN. LUBRICATED FIRST OFFICER'S LOCKBAR ON THE CLEARVIEW WINDOW. WINDOW OPENS FREELY.