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While removing the #1 engine forward mount bolt to secure a lock tap on a B737-300 aircraft; the engine shifted; resulting in the removal of the engine for inspection.
| Attributes | |
| ACN | 782332 |
| Time | |
| Date | 200802 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 0 |
| Environment | |
| Light | Night |
| Aircraft 1 | |
| Operator | common carrier : air carrier |
| Make Model Name | B737-300 |
| Operating Under FAR Part | Part 121 |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| ASRS Report | 782332 |
| Events | |
| Anomaly | aircraft equipment problem : critical non adherence : published procedure |
| Independent Detector | other other : 1 |
| Resolutory Action | none taken : detected after the fact |
| Consequence | other |
| Factors | |
| Maintenance | performance deficiency : repair performance deficiency : scheduled maintenance |
| Supplementary | |
| Problem Areas | Maintenance Human Performance Aircraft |
| Primary Problem | Maintenance Human Performance |
Narrative:
I removed forward engine mount bolt to secured lock tap. In result engine shifted; resulting the removal of engine for inspection. I should have stayed focus of tasks at hand.
Original NASA ASRS Text
Title: WHILE REMOVING THE #1 ENGINE FORWARD MOUNT BOLT TO SECURE A LOCK TAP ON A B737-300 ACFT; THE ENG SHIFTED; RESULTING IN THE REMOVAL OF THE ENGINE FOR INSPECTION.
Narrative: I REMOVED FORWARD ENG MOUNT BOLT TO SECURED LOCK TAP. IN RESULT ENG SHIFTED; RESULTING THE REMOVAL OF ENG FOR INSPECTION. I SHOULD HAVE STAYED FOCUS OF TASKS AT HAND.
Data retrieved from NASA's ASRS site as of May 2009 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.