What was found
LOUD POP AFT OF GALLEY, FOLLOWED BY SLOW DEPRESSURIZATION. RETURNED TO PDX. REPOSITIONED CARGO DOOR LOWER LIP SEAL SECTION. PERFORMED GROUND PRESSURE CHECKS IAW MM 52-30-01, OPS CHECKS GOOD.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
LOUD POP AFT OF GALLEY, FOLLOWED BY SLOW DEPRESSURIZATION. RETURNED TO PDX. REPOSITIONED CARGO DOOR LOWER LIP SEAL SECTION. PERFORMED GROUND PRESSURE CHECKS IAW MM 52-30-01, OPS CHECKS GOOD.