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B767-300 first officer reported diverting to an alternate airport after the number 1 engine oil quantity dropped to zero.
| Attributes | |
| ACN | 1601870 |
| Time | |
| Date | 201811 |
| Local Time Of Day | 0601-1200 |
| Place | |
| Locale Reference | ZZZZ.ARTCC |
| State Reference | FO |
| Aircraft 1 | |
| Make Model Name | B767-300 and 300 ER |
| Operating Under FAR Part | Part 121 |
| Flight Phase | Cruise |
| Component | |
| Aircraft Component | Turbine Engine |
| Person 1 | |
| Function | First Officer Pilot Not Flying |
| Qualification | Flight Crew Instrument Flight Crew Air Transport Pilot (ATP) Flight Crew Multiengine |
| Events | |
| Anomaly | Aircraft Equipment Problem Critical |
Narrative:
FL350 and in ZZZZ airspace with clear weather. The captain (pilot flying) noticed the number one engine oil quantity display showing zero. The number one oil pressure had dropped to 19. The oil temperature display was showing 158 and rising slowly. The first officer (pilot monitoring) pulled out the QFE to determine the appropriate checklist to run. The captain didn't notice the oil temperature display turn amber; reading 160. The crew elected to run the checklist for high oil temperature. The captain turned off the auto throttles and brought the number one thrust lever back to idle and began to initiate a single engine enroute descent. The [relief pilot] began communications with [dispatcher] via ACARS as SELCAL was inop. First officer coordinated with ATC for a diversion. [Advised] ATC. The plane was flown in VFR weather to ZZZZ1 for an uneventful 20 flap single engine landing on runway xxr.
Original NASA ASRS Text
Title: B767-300 First Officer reported diverting to an alternate airport after the Number 1 engine oil quantity dropped to zero.
Narrative: FL350 and in ZZZZ airspace with clear weather. The Captain (Pilot Flying) noticed the number one engine oil quantity display showing zero. The number one oil pressure had dropped to 19. The oil temperature display was showing 158 and rising slowly. The First Officer (Pilot Monitoring) pulled out the QFE to determine the appropriate checklist to run. The Captain didn't notice the oil temperature display turn Amber; reading 160. The crew elected to run the checklist for high oil temperature. The Captain turned off the auto throttles and brought the number one thrust lever back to idle and began to initiate a single engine enroute descent. The [Relief Pilot] began communications with [Dispatcher] via ACARS as SELCAL was inop. First Officer coordinated with ATC for a diversion. [Advised] ATC. The plane was flown in VFR weather to ZZZZ1 for an uneventful 20 flap single engine landing on Runway XXR.
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.