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A B777 technician reports test unit to detect presence of fuel in engine oil not stocked by carrier at station. Suspect fuel contamination of engine oil.
| Attributes | |
| ACN | 609000 |
| Time | |
| Date | 200402 |
| Day | Fri |
| Local Time Of Day | 1201 To 1800 |
| 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 | B777 Undifferentiated or Other Model |
| Operating Under FAR Part | Part 121 |
| Flight Phase | ground : maintenance |
| Flight Plan | IFR |
| Person 1 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| ASRS Report | 609000 |
| Person 2 | |
| Affiliation | company : air carrier |
| Function | maintenance : technician |
| Events | |
| Anomaly | aircraft equipment problem : critical other anomaly other |
| Independent Detector | other other : person 2 |
| Resolutory Action | none taken : detected after the fact |
| Consequence | other other |
| Factors | |
| Maintenance | contributing factor : non availability of parts contributing factor : tooling performance deficiency : testing performance deficiency : inspection |
| Supplementary | |
| Problem Areas | Aircraft Maintenance Human Performance |
| Primary Problem | Maintenance Human Performance |
Narrative:
I was advised by the oiler that both engines were found to be oversvced on inspection. Per maintenance manual 72-00-00-2 tester communication-1546 and communication-1547 are to be used to detect for presence of fuel in oil system. Neither was stocked ZZZ. I was told to use a similar tester (DET9011) by local management.
Original NASA ASRS Text
Title: A B777 TECHNICIAN RPTS TEST UNIT TO DETECT PRESENCE OF FUEL IN ENG OIL NOT STOCKED BY CARRIER AT STATION. SUSPECT FUEL CONTAMINATION OF ENG OIL.
Narrative: I WAS ADVISED BY THE OILER THAT BOTH ENGS WERE FOUND TO BE OVERSVCED ON INSPECTION. PER MAINT MANUAL 72-00-00-2 TESTER COM-1546 AND COM-1547 ARE TO BE USED TO DETECT FOR PRESENCE OF FUEL IN OIL SYS. NEITHER WAS STOCKED ZZZ. I WAS TOLD TO USE A SIMILAR TESTER (DET9011) BY LCL MGMNT.
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.