# SDR 9714856634

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 1, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N634US](https://openairdocs.org/aircraft/N634US), registered now
- Make and model: Boeing 747227B
- Aircraft serial: 22234
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Seal
- Condition: Leaking
- Location: Nr 2 Pylon Duct
- Stage of operation: CL
- Nature of condition: J, M
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9714856634

## Discrepancy

DURING CLIMB, THE LEFT WING LEADING EDGE OVERHEAT LIGHT ILLUMINATED.  AIRCRAFT DIVERTED TO MSP AND LANDED WITHOUT INCIDENT.  REPLACED  'Y' DUCT SEALS IN NR 2 PYLON.

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