# SDR 9714745503

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 29, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N503US
- Make and model: Boeing 757251
- Aircraft serial: 23192
- System (JASC): [2781 · Leading Edge Slat Position Indicating System](https://openairdocs.org/jasc/2781)
- Part: Control Unit
- Part number: 285N001137MODA
- Condition: Malfunctioned
- Location: Nr 1 Le Flap
- Part time: 37,406 hours
- Stage of operation: DE
- Nature of condition: N
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9714745503

## Discrepancy

WHILE EXTENDING FLAPS TO FLAP 1 POSITION, LEADING EDGE FLAP DISAGREE LIGHT ANNUNCIATED.  AIRCRAFT DIVERTED TO LAX AND PERFORMED AN UNEVENTFUL LANDING.  MAINTENANCE REPLACED THE FLAP SLAT ELECTRONIC UNIT.

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