# SDR 95ZZZM547

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 21, 1995
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N421EX
- Make and model: Boeing 727-22C
- Registry model: [Boeing 727-22C](https://openairdocs.org/model/boeing-727-22c) (OpenAirDocs)
- Aircraft serial: 19099
- System (JASC): [3610 · Pneumatic Distribution System](https://openairdocs.org/jasc/3610)
- Part: Bleed Duct
- Part number: 652663929
- Condition: Leaking
- Location: Nr 3 Engine
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: F
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/95ZZZM547

## Discrepancy

NR 3 ENGINE FIRE WARNING SOUNDED IN FLIGHT.  DISCHARGED LEFT FIRE BOTTLE.  INSPECTED NR 3 ENGINE FOR FIRE DAMAGE, NONE FOUND.  REPLACED NR 3 ANTI-ICE VALVE, 13TH STAGE BLEED DUCT AND ASSOCIATED CLAMPS AND SEALS.  REPLACED LEFT FIRE BOTTLE.  (M)

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