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A B727-200 returned to the field after takeoff due to a #2 engine fuel control malfunction caused by a failed 'O' ring drive seal.
| Attributes | |
| ACN | 441927 |
| Time | |
| Date | 199906 |
| Day | Tue |
| Local Time Of Day | 0601 To 1200 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 0 |
| Environment | |
| Light | Daylight |
| Aircraft 1 | |
| Operator | common carrier : air carrier |
| Make Model Name | B727-200 |
| Operating Under FAR Part | Part 121 |
| Flight Phase | ground : parked ground : maintenance |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| Qualification | technician : powerplant technician : airframe |
| ASRS Report | 441927 |
| Person 2 | |
| Affiliation | company : air carrier |
| Qualification | technician : airframe technician : powerplant |
| Events | |
| Anomaly | aircraft equipment problem : critical maintenance problem : improper maintenance non adherence : published procedure |
| Independent Detector | aircraft equipment other aircraft equipment : #2 engine indications |
| Resolutory Action | flight crew : diverted to another airport |
| Consequence | other |
| Factors | |
| Maintenance | contributing factor : schedule pressure performance deficiency : testing performance deficiency : inspection performance deficiency : installation |
| Supplementary | |
| Problem Areas | Maintenance Human Performance Aircraft |
| Primary Problem | Maintenance Human Performance |
Narrative:
2 engine fuel pump change. Replaced per maintenance manual. Replaced all seals per maintenance manual. Ran engine per maintenance manual. No leaks found. Callback conversation with reporter revealed the following information: the reporter stated the aircraft was a B727-200 and the fuel control was replaced on #2 engine. The reporter said the cause of the in-flight shutdown was the failure of the drive seal 'O' ring. The reporter said initially it was reported the seal was missing, but the aircraft flew one leg with no engine problems.
Original NASA ASRS Text
Title: A B727-200 RETURNED TO THE FIELD AFTER TKOF DUE TO A #2 ENG FUEL CTL MALFUNCTION CAUSED BY A FAILED 'O' RING DRIVE SEAL.
Narrative: 2 ENG FUEL PUMP CHANGE. REPLACED PER MAINT MANUAL. REPLACED ALL SEALS PER MAINT MANUAL. RAN ENG PER MAINT MANUAL. NO LEAKS FOUND. CALLBACK CONVERSATION WITH RPTR REVEALED THE FOLLOWING INFO: THE RPTR STATED THE ACFT WAS A B727-200 AND THE FUEL CTL WAS REPLACED ON #2 ENG. THE RPTR SAID THE CAUSE OF THE INFLT SHUTDOWN WAS THE FAILURE OF THE DRIVE SEAL 'O' RING. THE RPTR SAID INITIALLY IT WAS RPTED THE SEAL WAS MISSING, BUT THE ACFT FLEW ONE LEG WITH NO ENG PROBS.
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.