# SDR CALA9700489

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 4, 1997
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N14840
- Make and model: Doug DC-9-82
- Registry model: [Doug DC-9-82](https://openairdocs.org/model/mcdonnell-douglas-dc-9-82) (OpenAirDocs)
- Aircraft serial: 49580
- Engine: Pwa JT8D217
- System (JASC): [7250 · Turbine Section](https://openairdocs.org/jasc/7250)
- Part: T-4 Blade
- Part number: 775404
- Condition: Failed
- Location: Nr 2 Engine
- Part time: 38,566 hours
- Stage of operation: CR
- Nature of condition: J
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA9700489

## Discrepancy

CREW REPORTED A LOUD BANG WITH NR 2 ENGINE HIGH EGT AND EPR 1.44 WHILE EN ROUTE FROM LGA TO IAH.  THE AIRCRAFT WAS DIVERTED TO EWR WHERE IT LANDED WITHOUT INCIDENT.  THE NR 2 ENGINE WILL BE REMOVED AND REPLACED.  *S/D*  SHOP FINDINGS REVEALED T-4 BLADE FAILURE AS PRIMARY CAUSE.

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