What was found
EXTREMELY LOUD NOISE HEARD FROM BEHIND FWD GALLEY WATER SPIGOT. IAW LOG PAGES 3057775, 3057778 & 3057736, REPLACED COOLING AIR INLET CHECK VLV & BUTTERFLY VLV & TIGHTENED FOUR EACH DUCT CLAMPS.
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
EXTREMELY LOUD NOISE HEARD FROM BEHIND FWD GALLEY WATER SPIGOT. IAW LOG PAGES 3057775, 3057778 & 3057736, REPLACED COOLING AIR INLET CHECK VLV & BUTTERFLY VLV & TIGHTENED FOUR EACH DUCT CLAMPS.