# SDR IXXA20250509021

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 8, 2025
- Submitted: May 9, 2025
- Operation: Air carrier
- Aircraft: [N251AZ](https://openairdocs.org/aircraft/N251AZ), registered now
- Make and model: Boeing 767323
- Aircraft serial: 29604
- Aircraft time: 85,499 hours, 15,569 cycles
- Engine: Ge CF680C2B6
- Engine time: 78,891 hours, 24,769 cycles
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Faulted
- Location: Left
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: E, B, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/IXXA20250509021

## Discrepancy

ENROUTE FROM KBWI TO KSBD, CREW REPORTED LT ENG FILTER EICAS MESSAGE. CREW ELECTED A LT ENG SHUTDOWN FOLLOWED BY A DIVERSION WITH AN EMERGENCY DECLARATION TO KDEN. LANDING WAS WITHOUT INCIDENT & NO ADDITIONAL PRECAUTIONARY ACTIONS TAKEN. ON ARRIVAL, ACFT WAS GROUNDED FOR MAINTENANCE.   LINE MAINTENANCE NOTED DEBRIS IN B SUMP & SCAVENGER FILTER. INDEPENDENT, EXTERNAL ANALYSIS OF OIL SAMPLES ADVISED HIGH LEVELS/ADVANCED WARNINGS OF WEAR METALS ATI POWERPLANT ENGINEERING CONCLUDED ENGINE SERIAL NR 690323 COULD NOT CONTINUE IN SERVICE. LT ENG R & R IAW TASK CARDS  ATI-24-003-00-01, ATI-26-000-01-01,  ATI-36-005-00-05, ATI-71-602-00-03, & ATI-71-999-04-01.  OPS CHECKED SAT. NO FAULTS NOTED, ACFT RELEASED TO SERVICE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.