# SDR 03010

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 9, 2003
- Submitted: March 10, 2003
- Operation: Air carrier
- Aircraft: [N713CK](https://openairdocs.org/aircraft/N713CK), registered now
- Make and model: Boeing 747-2B4B
- Registry model: [Boeing 747-2B4B](https://openairdocs.org/model/boeing-747-2b4b) (OpenAirDocs)
- Aircraft serial: 21099
- Aircraft time: 56,799 hours, 15,576 cycles
- Engine: Pwa JT9D7J
- Engine time: 39,459 hours, 10,987 cycles
- System (JASC): [7100 · Powerplant System](https://openairdocs.org/jasc/7100)
- Part: Engine
- Condition: Vibration
- Location: Nr 3
- Stage of operation: TO
- How discovered: O
- Nature of condition: E
- Precautionary procedure: J, C
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/03010

## Discrepancy

DURING T/O ROLL NR 3 ENGINE HAD VIBRATION AND LOUD  NOISE.  AIRBORNE VISUAL INSPECTION REVEALED DAMAGE TO ENGINE.  DUMPED FUEL AND RETURNED TO BASE.

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