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A B747-200 was dispatched in non compliance with a rubber mallet left on engine just aft of the high stage pneumatic bleed valve.
| Attributes | |
| ACN | 566329 |
| Time | |
| Date | 200211 |
| Day | Wed |
| Local Time Of Day | 0001 To 0600 |
| Place | |
| Locale Reference | airport : zzz.airport |
| State Reference | US |
| Altitude | agl single value : 0 |
| Environment | |
| Light | Night |
| Aircraft 1 | |
| Controlling Facilities | tower : ont.tower |
| Operator | common carrier : air carrier |
| Make Model Name | B747 Undifferentiated or Other Model |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| Qualification | technician : airframe technician : powerplant |
| Experience | maintenance technician : 2 |
| ASRS Report | 566329 |
| Events | |
| Anomaly | aircraft equipment problem : less severe maintenance problem : improper maintenance non adherence : company policies non adherence : far non adherence : published procedure |
| Independent Detector | other other : person 1 |
| Resolutory Action | none taken : detected after the fact |
| Consequence | other other |
| Factors | |
| Maintenance | contributing factor : schedule pressure performance deficiency : non compliance with legal requirements performance deficiency : inspection |
| Supplementary | |
| Problem Areas | Maintenance Human Performance |
| Primary Problem | Maintenance Human Performance |
Narrative:
While inspecting high stage valve in relation to an open valve indication in cockpit, left a rubber mallet on the engine just aft of the valve. Closed engine core cowl, and did not miss the mallet until the aircraft blocked out. Tried to contact the aircraft before takeoff, but was unsuccessful. After consultation between maintenance and flight crew, they decided to press on.
Original NASA ASRS Text
Title: A B747-200 WAS DISPATCHED IN NON COMPLIANCE WITH A RUBBER MALLET LEFT ON ENG JUST AFT OF THE HIGH STAGE PNEUMATIC BLEED VALVE.
Narrative: WHILE INSPECTING HIGH STAGE VALVE IN RELATION TO AN OPEN VALVE INDICATION IN COCKPIT, LEFT A RUBBER MALLET ON THE ENG JUST AFT OF THE VALVE. CLOSED ENG CORE COWL, AND DID NOT MISS THE MALLET UNTIL THE ACFT BLOCKED OUT. TRIED TO CONTACT THE ACFT BEFORE TKOF, BUT WAS UNSUCCESSFUL. AFTER CONSULTATION BTWN MAINT AND FLC, THEY DECIDED TO PRESS ON.
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.