# SDR 05FDEA03964

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 26, 2005
- Submitted: November 28, 2005
- Operation: Air carrier
- Aircraft: N310FE
- Make and model: Doug DC-10-30F
- Registry model: [Doug DC-10-30F](https://openairdocs.org/model/mcdonnell-douglas-dc-10-30f) (OpenAirDocs)
- Aircraft serial: 48299
- Aircraft time: 49,085 hours, 14,962 cycles
- Engine: Ge CF650*
- System (JASC): [7210 · Turbine Engine Reduction Gear](https://openairdocs.org/jasc/7210)
- Part: Duct
- Condition: Chafed
- Location: 7th Stage
- Stage of operation: NR
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/05FDEA03964

## Discrepancy

NR 1 ENG HIGH PRESSURE CONTROL VALVE CHAFING INTO 7TH STAGE AIR PRESSURE TURBINE CONTROL LINE.  REMOVED 7TH STAGE COOLING TUBE, PER DC10-30 MM 75-22-00-02.  REPAIRED DUCT PER EM 72-09-03.  REINSTALLED DUCT AND HIGH PRESSURE VALVE.  PERFORMED OPS AND LEAK CHECKS   GOOD PER DC10-30 JET RUN HANDBOOK.

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