# SDR AALA20100323GUA01

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 22, 2010
- Submitted: October 13, 2010
- Operation: Air carrier
- Aircraft: [N966AN](https://openairdocs.org/aircraft/N966AN), registered now
- Make and model: Boeing 737823
- Aircraft serial: 30094
- Aircraft time: 27,252 hours, 11,398 cycles
- System (JASC): [7930 · Engine Oil Indicating System](https://openairdocs.org/jasc/7930)
- Part: Transmitter
- Part number: QA07656
- Part serial: RH65649
- Condition: Inoperative
- Location: Oil System
- Stage of operation: CL
- How discovered: O
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/AALA20100323GUA01

## Discrepancy

GUA - CAPTAIN REPORTED LEFT ENGINE OIL FILTER BYPASS LIGHT ILLUMINATED ON CLIMB.  LEFT ENGINE SHUTDOWN PER QRH.  SINGLE ENGINE TIME 5 MINUTES.  EMERGENCY DECLARED RETURNED GUA LANDED WITHOUT INCIDENT.  REPLACED CLOGGING TRANSMITTER AND LEFT ENGINE OIL FILTER ELEMENT.  SYSTEM GROUND CHECK NORMAL OPERATION.

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