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B767-300 first officer's backpack strap caught on and tripped the dc standby bus circuit breaker which ultimately resulted in the flight continuing without autothrottles.
| Attributes | |
| ACN | 1044952 |
| Time | |
| Date | 201210 |
| Aircraft 1 | |
| Make Model Name | B767-300 and 300 ER |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Cruise |
| Component | |
| Aircraft Component | Circuit Breaker / Fuse / Thermocouple |
| Person 1 | |
| Function | Captain Pilot Not Flying |
| Experience | Flight Crew Last 90 Days 50 Flight Crew Total 20000 Flight Crew Type 1800 |
| Events | |
| Anomaly | Aircraft Equipment Problem Less Severe Flight Deck / Cabin / Aircraft Event Other / Unknown |
Narrative:
The first officer lifted his backpack which was on the floor behind his seat. His bag strap caught onto the dc standby bus circuit breaker and there was a momentery power interuption in the dc standby bus. The subsequent result in the power interuption was the loss of the left engine eec normal mode. Per checklist and conference with maintenance; both engines were placed in the eec altitude mode resulting in the loss of the autothrottles. Flight continued and landed with no further problems.
Original NASA ASRS Text
Title: B767-300 First Officer's backpack strap caught on and tripped the DC Standby Bus circuit breaker which ultimately resulted in the flight continuing without autothrottles.
Narrative: The First Officer lifted his backpack which was on the floor behind his seat. His bag strap caught onto the DC Standby Bus CB and there was a momentery power interuption in the DC standby bus. The subsequent result in the power interuption was the loss of the L ENG EEC normal mode. Per checklist and conference with Maintenance; both engines were placed in the EEC ALT MODE resulting in the loss of the autothrottles. Flight continued and landed with no further problems.
Data retrieved from NASA's ASRS site as of July 2013 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.