# SDR 9613676717

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 21, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N617US](https://openairdocs.org/aircraft/N617US), registered now
- Make and model: Boeing 747251F
- Aircraft serial: 21121
- Engine: Pwa JT9D7F
- System (JASC): [7200 · Engine (Turbine/Turboprop)](https://openairdocs.org/jasc/7200)
- Part: Engine
- Condition: Malfunctioned
- Location: Nr 1
- Stage of operation: TO
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/9613676717

## Discrepancy

DURING TAKEOFF ROLL, THE NR 1 ENGINE EGT WENT INTO THE YELLOW RANGE FOR APPROXIMATELY FIVE MINUTES.  THE EGT THEN SETTLED AT 910 DEGREES AT FL250.  ALSO, THE NR 1 ENGINE NACELLE TEMPERATURE 'B' LOOP WENT TO TOP OF GREEN FOR FIVE MINUTES, WITH NR 1 ENGINE OIL PRESSURE OSCILLATING AT 3 PSI.  CREW MADE THE DECISION TO DIVERT FLIGHT TO MSP FOR INSPECTION.  THE ENGINE WAS CHANGED AND CHECK WAS NORMAL.

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