# SDR ASAA2015092713237

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 27, 2015
- Submitted: October 1, 2015
- Operation: Air carrier
- Aircraft: [N471AS](https://openairdocs.org/aircraft/N471AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41703
- Aircraft time: 3,818 hours, 1,252 cycles
- System (JASC): [7720 · Engine Temperature Indicating System](https://openairdocs.org/jasc/7720)
- Part: Fault Code
- Condition: Illuminated
- Location: Nr 1 Engine
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2015092713237

## Discrepancy

WHILE PERFORMING T/C 78273000, FOUND ECONOMIC FAULT ON NR 1 ENGINE 77-10841 THE TOP RIGHT EGT SIGNAL IS OUT OF RANGE, ONLY ON FLIGHT LEG 7.  ACFT GROUNDED. ON DEFERRAL.

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