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An engine shop technician reports, during buildup of a JT8D-217 engine, a set of matched fan blades were installed containing one incorrect blade.
| Attributes | |
| ACN | 596067 |
| Time | |
| Date | 200309 |
| Day | Tue |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 0 |
| Aircraft 1 | |
| Operator | common carrier : air carrier |
| Make Model Name | MD-80 Series (DC-9-80) Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | ground : maintenance |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| Qualification | technician : powerplant technician : airframe |
| ASRS Report | 596067 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | maintenance : lead technician |
| Events | |
| Anomaly | aircraft equipment problem : critical maintenance problem : improper documentation maintenance problem : improper maintenance non adherence : published procedure non adherence : far |
| Independent Detector | other other : 969 |
| Consequence | other other |
| Factors | |
| Maintenance | contributing factor : schedule pressure performance deficiency : scheduled maintenance performance deficiency : non compliance with legal requirements performance deficiency : installation performance deficiency : inspection |
| Supplementary | |
| Problem Areas | Aircraft Maintenance Human Performance Chart Or Publication |
| Primary Problem | Maintenance Human Performance |
Narrative:
On sep/tue/03, I installed a complete set of plotted blades from rotor shop to be installed on rack 409S. All blades should have been blax 650S. However, 1 blax 651 was installed. While recording serial number and part numbers we failed to catch incorrect blade.
Original NASA ASRS Text
Title: AN ENG SHOP TECHNICIAN RPTS, DURING BUILDUP OF A JT8D-217 ENG, A SET OF MATCHED FAN BLADES WERE INSTALLED CONTAINING ONE INCORRECT BLADE.
Narrative: ON SEP/TUE/03, I INSTALLED A COMPLETE SET OF PLOTTED BLADES FROM ROTOR SHOP TO BE INSTALLED ON RACK 409S. ALL BLADES SHOULD HAVE BEEN BLAX 650S. HOWEVER, 1 BLAX 651 WAS INSTALLED. WHILE RECORDING SERIAL NUMBER AND PART NUMBERS WE FAILED TO CATCH INCORRECT BLADE.
Data retrieved from NASA's ASRS site as of July 2007 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.