# SDR AALA202212052414

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 3, 2022
- Submitted: December 5, 2022
- Operation: Air carrier
- Aircraft: [N830NN](https://openairdocs.org/aircraft/N830NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31091
- Aircraft time: 38,133 hours, 15,742 cycles
- Engine: Cfmint CFM567B243
- Engine time: 24,750 hours, 9,946 cycles
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Eec
- Part number: 2042M67P02
- Part serial: FFFB1326
- Condition: Failed
- Location: Nr 1 Engine
- Part time: 38,268 hours, 15,923 cycles
- Stage of operation: DE
- How discovered: V
- Nature of condition: J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202212052414

## Discrepancy

AIRCRAFT WAS GROUNDED: DURING DESCENT #1 OIL FILTER BYPASS LIGHT ILLUMINATED. CREW SHUTDOWN #1 ENGINE. EMERGENCY DECLARED. FLIGHT LANDED SAFELY AT DFW. MAINTENANCE REPLACED #1 ENGINE SCAVENGE OIL FILTER PER AMM 79-21-00 AND ELECTRONIC ENGINE CONTROLLER PER JOB CARD 08L40073002. ACCOMPLISHED SATISFACTORY POWER ASSURANCE RUNS.

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