# SDR ASAA2023070943967

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 9, 2023
- Submitted: July 13, 2023
- Operation: Air carrier
- Aircraft: [N586AS](https://openairdocs.org/aircraft/N586AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35189
- Aircraft time: 56,264 hours, 16,894 cycles
- System (JASC): [7720 · Engine Temperature Indicating System](https://openairdocs.org/jasc/7720)
- Part: Unknown
- Part number: UNKNOWN
- Condition: Unknown
- Location: Unknown
- Stage of operation: IN
- How discovered: V
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023070943967

## Discrepancy

WHILE ACCOMPLISHING T/C 78273000, FOUND ENG #1 ECONOMIC FAULT CODE 73-31371, "UPPER EGT SECTORS READING HIGH". FLIGHT LEG 3. GROUNDED - YES. ON DEFERRAL.

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