# SDR 04FDEA01375

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 20, 2004
- Submitted: May 26, 2004
- Operation: Air carrier
- Aircraft: N580FE
- Make and model: Doug MD-11
- Registry model: [Doug MD-11](https://openairdocs.org/model/mcdonnell-douglas-md-11) (OpenAirDocs)
- Aircraft serial: 48471
- Aircraft time: 41,015 hours, 8,286 cycles
- System (JASC): [2620 · Extinguishing System](https://openairdocs.org/jasc/2620)
- Part: Support Bracket
- Part number: ARL0402563
- Condition: Missing
- Location: Nr 3 Pylon
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/04FDEA01375

## Discrepancy

NR 3 PYLON ENGINE FIREX SUPPLY LINE IS RIDING HARD AND WORN THROUGH AGAINST PYLON STRUCTURE AFT OF PYLON FWD BULKHEAD LOOKING THRU ACCESS PANEL 487FL.  THE DAMAGE IS MEASURED AS 1.125 X .125 INCHES ).  REMOVED AND REPLACED A SECTION OF FIREX PERMANENT LINE BETWEEN FIRE BOTTLE AND   UPPER PILLOW CONNECTION PER M/M 20-10-01-2.  BLENDED BULB SEAL SUPPORT BRACKET.  FOUND THAT DAMAGE TO FIREX LINE WAS DUE TO MISSING SUPPORT BRACKET HARDWARE.

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