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A B737-300 was dispatched with a #2 engine fan blade installed improperly. Found on a routine check at a downline station.
| Attributes | |
| ACN | 422140 |
| Time | |
| Date | 199811 |
| Day | Sun |
| Local Time Of Day | 0001 To 0600 |
| Place | |
| Locale Reference | airport : zzz |
| State Reference | US |
| Altitude | agl bound lower : 0 agl bound upper : 0 |
| Environment | |
| Light | Night |
| Aircraft 1 | |
| Operator | common carrier : air carrier |
| Make Model Name | B737-300 |
| Operating Under FAR Part | Part 121 |
| Navigation In Use | Other |
| Flight Phase | ground : parked other |
| Flight Plan | None |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | other personnel other other personnel other |
| Qualification | other other : other |
| ASRS Report | 422140 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | other personnel other other personnel other |
| Qualification | other other : other |
| Events | |
| Anomaly | aircraft equipment problem : critical non adherence : published procedure non adherence : far |
| Independent Detector | other other : unspecified |
| Resolutory Action | none taken : detected after the fact |
| Consequence | Other |
| Supplementary | |
| Air Traffic Incident | other |
Narrative:
I installed fan blades in #2 engine aircraft xyz. I believe I installed blades and all other components correctly. Callback conversation with reporter revealed the following information: the reporter stated the aircraft was a B737-300 and the fan blades were installed on #2 engine per the maintenance manual procedures. The reporter said a foreman advised the reporter that another station found 1 blade installed improperly during a routine blade lubrication. The reporter said the foreman showed the reporter a picture of the part alleged to have been installed improperly. The reporter stated the reporter did not recognize the part or component or its nomenclature.
Original NASA ASRS Text
Title: A B737-300 WAS DISPATCHED WITH A #2 ENG FAN BLADE INSTALLED IMPROPERLY. FOUND ON A ROUTINE CHK AT A DOWNLINE STATION.
Narrative: I INSTALLED FAN BLADES IN #2 ENG ACFT XYZ. I BELIEVE I INSTALLED BLADES AND ALL OTHER COMPONENTS CORRECTLY. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE RPTR STATED THE ACFT WAS A B737-300 AND THE FAN BLADES WERE INSTALLED ON #2 ENG PER THE MAINT MANUAL PROCS. THE RPTR SAID A FOREMAN ADVISED THE RPTR THAT ANOTHER STATION FOUND 1 BLADE INSTALLED IMPROPERLY DURING A ROUTINE BLADE LUBRICATION. THE RPTR SAID THE FOREMAN SHOWED THE RPTR A PICTURE OF THE PART ALLEGED TO HAVE BEEN INSTALLED IMPROPERLY. THE RPTR STATED THE RPTR DID NOT RECOGNIZE THE PART OR COMPONENT OR ITS NOMENCLATURE.
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.