# SDR ASAA2015091113032

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 11, 2015
- Submitted: September 15, 2015
- Operation: Air carrier
- Aircraft: [N506AS](https://openairdocs.org/aircraft/N506AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35690
- Aircraft time: 27,888 hours, 8,584 cycles
- System (JASC): [7720 · Engine Temperature Indicating System](https://openairdocs.org/jasc/7720)
- Part: Fault Code
- Condition: Activated
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2015091113032

## Discrepancy

WHILE ACCOMPLISHING T/C 78273000, NR 2 ENGINE FAULT MSG 77-20862, THE BOTTOM LT EGT SIGNAL, T495-S3 IS OUT OF RANGE.  THIS IS A LONG TIME 450 HRS FAULT.  ACFT GROUNDED.  ON DEFERRAL.

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