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Aircraft mechanic reported the nitrogen generation system filter housing was found cracked and is a recurring issue.
| Attributes | |
| ACN | 1623599 |
| Time | |
| Date | 201903 |
| Aircraft 1 | |
| Make Model Name | B757 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Parked |
| Person 1 | |
| Function | Technician |
| Qualification | Maintenance Airframe Maintenance Powerplant |
| Events | |
| Anomaly | Aircraft Equipment Problem Less Severe Deviation - Procedural Published Material / Policy Deviation - Procedural Maintenance |
Narrative:
Aircraft X has history of ngs (nitrogen generation system) faults troubleshoot from behind desk; no help. Found ngs filter housing cracked. This is a recurring issue; the same part was being robbed from aircraft Y for aircraft X same part cracked. An [engineering order] needs to be issued to inspect our 757 fleet.issue an [engineering order] to inspect this part on our 757 fleet; also not have someone try to repair the crack with epoxy to get the aircraft out.
Original NASA ASRS Text
Title: Aircraft mechanic reported the Nitrogen Generation System filter housing was found cracked and is a recurring issue.
Narrative: Aircraft X has history of NGS (Nitrogen Generation System) faults troubleshoot from behind desk; no help. Found NGS filter housing cracked. This is a recurring issue; the same part was being robbed from Aircraft Y for Aircraft X same part cracked. An [Engineering Order] needs to be issued to inspect our 757 fleet.Issue an [Engineering Order] to inspect this part on our 757 fleet; also not have someone try to repair the crack with epoxy to get the aircraft out.
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.