# SDR 98UAL900278

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 18, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N7277U
- Make and model: Boeing 727222
- Aircraft serial: 21424
- Engine: Pwa JT8D15
- System (JASC): [2780 · Leading Edge Slat Control System](https://openairdocs.org/jasc/2780)
- Part: Switch
- Part number: H1010261
- Condition: Failed
- Location: Nr 4 Le Flap
- Stage of operation: NR
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/98UAL900278

## Discrepancy

RIGHT WING NR 4 LEADING EDGE FLAP DID NOT EXTEND.  *S/D*  REPLACED NR 4 LEADING EDGE FLAP POSITION SWITCH.  SYSTEM OPS CHECKS OK.

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