# SDR USAA2014072300007

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 22, 2014
- Submitted: July 23, 2014
- Operation: Air carrier
- Aircraft: N941UW
- Make and model: Boeing 757-2B7
- Registry model: [Boeing 757-2B7](https://openairdocs.org/model/boeing-757-2b7) (OpenAirDocs)
- Aircraft serial: 27806
- Aircraft time: 64,271 hours, 24,061 cycles
- Engine: Rroyce RB211535E4
- Engine time: 80,474 hours, 32,342 cycles
- System (JASC): [3140 · Central Computers](https://openairdocs.org/jasc/3140)
- Part: Computer
- Condition: Malfunctioned
- Location: Eicas
- Stage of operation: TO
- How discovered: O
- Nature of condition: M
- Precautionary procedure: A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/USAA2014072300007

## Discrepancy

EN-ROUTE, AT ROTATION, LT ENG OVERHEATED.  CLIMBING OUT HAD TO REDUCE POWER TO STAY OUT OF RED, 744 DEGREES MOMENTARY.  LT ENG STAYED AT IDLE POSITION.  DECLARED AN EMER, THE FLIGHT RETURNED TO FIELD & LANDED WITHOUT FURTHER INCIDENT.  RETRIEVED EXCEEDANCE ON EXCEEDANCE PAGE.  ACFT TRIGGERED A START LIMIT EGT ON TAKEOFF.  MAX EGT ON TAKEOFF WAS 744 DEGREES, FOR 27 SECONDS.  FOR EGT LIMIT WITH N3 ABOVE 50% IS 850 DEGREES BEFORE ENTERING INTO ZONE A.  CONTACTED, & SENT DATA TO ENGINEERING. OCCURRENCE WAS DUE TO A SOFTWARE ISSUE IN EICAS COMPUTER.  ALL PARAMETERS WERE IN LIMITS.

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