37000 Feet

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A test cell aircraft maintenance technician (amt) reports he only signed for the operational checks of rolls royce trent-800 engines; not for the low pressure (left/P) fuel filters that were later found missing on numerous; previously released trent engines.

Narrative:

I signed for a job card with the maintenance reference XXX9 for operational checks only; [being] required during an engine test; if rejected; follow the actions noted below in the job card. Engines tested normally and found no further action was required. There is a possibility that four other engines were released without the low pressure (left/P) fuel filter installed. Hangar. Graveyard shift.

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Original NASA ASRS Text

Title: A Test Cell Aircraft Maintenance Technician (AMT) reports he only signed for the Operational Checks of Rolls Royce Trent-800 Engines; not for the Low Pressure (L/P) fuel filters that were later found missing on numerous; previously released Trent engines.

Narrative: I signed for a job card with the Maintenance Reference XXX9 for Operational Checks only; [being] required during an engine test; if rejected; follow the actions noted below in the Job Card. Engines tested normally and found no further action was required. There is a possibility that four other engines were released without the Low Pressure (L/P) Fuel filter installed. Hangar. Graveyard Shift.

Data retrieved from NASA's ASRS site and automatically converted to unabbreviated mixed upper/lowercase text. This report is for informational purposes with no guarantee of accuracy. See NASA's ASRS site for official report.