# SDR ASAA2015092813257

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 28, 2015
- Submitted: October 2, 2015
- Operation: Air carrier
- Aircraft: [N587AS](https://openairdocs.org/aircraft/N587AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35684
- Aircraft time: 30,713 hours, 8,979 cycles
- Engine: Cfmint CFM567B273B3
- System (JASC): [7720 · Engine Temperature Indicating System](https://openairdocs.org/jasc/7720)
- Part: Fault Code
- Condition: Activated
- Location: Lt Egt
- 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/ASAA2015092813257

## Discrepancy

WHILE ACCOMPLISHING T/C 78237000, FAULT 77-20871.  TOP LT EGT SIGNAL, T49554, OUT OF RANGE,  ON LEGS 0123.  ACFT GROUNDED.

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