What was found
UPON INTERNAL INSP OF HEADER TANK FOUND SWING CHECK VALVES FRAGMENTING AND FALLING OFF PARENT MATERIAL. REPLACED ALL SWING VALVES WITH NEW AND CLEANED INTERNAL HEADER TANK. (K)
As reported to the FAA. Reports are unverified, and codes are left as the FAA publishes them.
UPON INTERNAL INSP OF HEADER TANK FOUND SWING CHECK VALVES FRAGMENTING AND FALLING OFF PARENT MATERIAL. REPLACED ALL SWING VALVES WITH NEW AND CLEANED INTERNAL HEADER TANK. (K)