# SDR AALA202407092536

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 1, 2024
- Submitted: July 9, 2024
- Operation: Air carrier
- Aircraft: [N916NN](https://openairdocs.org/aircraft/N916NN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 31163
- Aircraft time: 33,555 hours, 14,402 cycles
- Engine: Cfmint CFM567B20
- Engine time: 41,194 hours, 17,322 cycles
- System (JASC): [7931 · Engine Oil Pressure](https://openairdocs.org/jasc/7931)
- Part: Indicator
- Part number: UNKNOWN
- Condition: Faulty
- Location: Oil System
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: E, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA202407092536

## Discrepancy

AIRCRAFT WAS GROUNDED: AN EMERGENCY WAS DECLARED DUE TO: OIL FILTER BYPASS LIGHT FOR LEFT ENGINE CAME ON IN FLIGHT FOLLOWED PROCEDURE FOR ENGINE SHUT DOWN; AIRCRAFT AIR INTERRUPTED BACK TO AND LANDED SAFELY AT CVG.  REPLACED OIL STRAINER CLOG LIGHT INDICATOR. PER 79-21-10.

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