What was found
AIRCRAFT IN BASE MAINTENANCE: FIRST OFFICERS SLIDING WINDOW HANDLE MAKES LOUD SPRINGING SOUND WHEN LATCHING CLOSED. MAINTENANCE LUBRICATED THE SLIDING WINDOW TRACK PER AMM 12-22-56.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT IN BASE MAINTENANCE: FIRST OFFICERS SLIDING WINDOW HANDLE MAKES LOUD SPRINGING SOUND WHEN LATCHING CLOSED. MAINTENANCE LUBRICATED THE SLIDING WINDOW TRACK PER AMM 12-22-56.