What was found
HIGH PITCH SOUND COMING FROM EXIT ROW AREA IN THE CABIN, AROUND THE DOORS. REMOVED EMERGENCY EXIT HATCH, CLEANED SURROUNDING FRAME AREA, CLEANED SEAL, SECURED, & INSTALLED HATCH, NO DEFECTS NOTED, REF AMM.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
HIGH PITCH SOUND COMING FROM EXIT ROW AREA IN THE CABIN, AROUND THE DOORS. REMOVED EMERGENCY EXIT HATCH, CLEANED SURROUNDING FRAME AREA, CLEANED SEAL, SECURED, & INSTALLED HATCH, NO DEFECTS NOTED, REF AMM.