# SDR GAIA98077

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: August 10, 1998
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N854AA](https://openairdocs.org/aircraft/N854AA), registered now
- Make and model: Boeing 727223
- Aircraft serial: 20995
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Seals
- Condition: Leaking
- Location: Nr 3
- Stage of operation: CL
- Nature of condition: M, J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/GAIA98077

## Discrepancy

DURING CLIMB-OUT FROM TOL TO TOL-BDL-EWR, THE NR 3 PYLON STRUT OVERHEAT LIGHT ILLUMINATED IN THE COCKPIT.  THE CREW TURNED OFF THE BLEED AIR AND REDUCED THE POWER TO THE NR 3 ENGINES.  THE CREW RETURNED TO TOLEDO AND MADE A ROUTINE LANDING.  FOUND 8TH STAGE CHECK VALVE LEAKING.  REMOVED AND REPLACED VALVE SEALS.  RAN ENGINE WITH NO LEAKS NOTED.  STRUT OVERHEAT OPS CHECKS GOOD.  AIRCRAFT RETURNED TO SERVICE. (X)

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