What was found
AIRCRAFT WAS NOT GROUNDED: AFT MEGAPHONE WOULD NOT ADJUST, SCRATCHINESS OUT. REMOVED AND REPLACED AFT MEGAPHONE PER MM 25-64-00.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
AIRCRAFT WAS NOT GROUNDED: AFT MEGAPHONE WOULD NOT ADJUST, SCRATCHINESS OUT. REMOVED AND REPLACED AFT MEGAPHONE PER MM 25-64-00.