# SDR 95ZZZM713

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 14, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N359QS](https://openairdocs.org/aircraft/N359QS), registered now
- Make and model: Boeing 727-21
- Registry model: [Boeing 727-21](https://openairdocs.org/model/boeing-727-21) (OpenAirDocs)
- Aircraft serial: 19007
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Clamp
- Part number: MVB69282350
- Condition: Distorted
- Location: Nr 3 Engine
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZM713

## Discrepancy

AT APPROX 6000 FEET, A LOW AIR PRESSURE WAS NOTED ON NR 3 BLEED SHORTLY THEREAFTER THE NR 3 FIRE WARNING LIGHT ILLUMINATED INTERMITTENTLY.  THE NR 3 ENGINE WAS SHUT DOWN AND AIRCRAFT WAS LANDED AT CAE WITHOUT INCIDENT.  FOUND 13TH STAGE BLEED DUCT SEPARATED FROM ENGINE AT V-BAND CLAMP CONNECTION.  NO DAMAGE NOTED AT DUCT FLANGES AND CLAMP WAS IN A 'TIGHTENED' CONDITION.  RECONNECTED DUCT AND REPLACED CLAMP.  PERFORMED ENGINE RUN WITH NO LEAKS NOTED.  (M)

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