# SDR 9711146614

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 8, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N614US](https://openairdocs.org/aircraft/N614US), registered now
- Make and model: Boeing 747251B
- Aircraft serial: 20359
- Engine: Pwa JT9D7F
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Malfunctioned
- Location: Nr 1
- Stage of operation: CR
- Nature of condition: M, J
- Precautionary procedure: E
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9711146614

## Discrepancy

WHILE IN CRUISE, THE NR 1 ENGINE FUEL FLOW INCREASED TO 15,000 LBS PER HOUR.  EGT WENT INTO THE RED FOR 15 SECONDS.  POWER LEVER WAS RETARDED TO IDLE WITH NO AFFECT FOR 5 SECONDS.  FUEL HEAT WAS APPLIED AND THE ENGINE WAS SHUT DOWN.  MAINTENANCE PERFORMED AN OVERTEMP INSPECTION PER MM 71-00-00 AND AN OVERSPEED INSPECTION PER MM 72-00-00, NO DEFECTS WERE NOTED.  NUMEROUS PARTS WERE CHANGED AND SUBSEQUENT ENGINE RUN WAS NORMAL.  EXACT PART CAUSING PROBLEM TO BE DETERMINED.

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