What was found
SIGNIFICANT HUMMING COMING FROM BOTH EMERGENCY EXITS ACFT LT. REMOVED FWD & AFT LT EXIT HATCHES FOUND EXCESSIVE FRIME AROUND PERIMETER OF DOOR CUT OUT CLEANED AS REQUIRED. INSTALLED FWD & AFT LT EXIT HATCHES IAW AMM 52-21-11, PB401.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
SIGNIFICANT HUMMING COMING FROM BOTH EMERGENCY EXITS ACFT LT. REMOVED FWD & AFT LT EXIT HATCHES FOUND EXCESSIVE FRIME AROUND PERIMETER OF DOOR CUT OUT CLEANED AS REQUIRED. INSTALLED FWD & AFT LT EXIT HATCHES IAW AMM 52-21-11, PB401.