# SDR ASAA2017112422706

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 24, 2017
- Submitted: December 6, 2017
- Operation: Air carrier
- Aircraft: [N469AS](https://openairdocs.org/aircraft/N469AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41702
- Aircraft time: 13,339 hours, 4,421 cycles
- Engine: Cfmint CFM567B27E
- System (JASC): [7720 · Engine Temperature Indicating System](https://openairdocs.org/jasc/7720)
- Part: Fault Code
- Part number: 00
- Condition: Illuminated
- 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/ASAA2017112422706

## Discrepancy

WHILE PERFORMING T/C 78273000, FOUND THE NR 2 ENGINE RECENT ECONOMIC FAULT, CODE 77-10842, THE TOP RIGHT EGT SIGNAL T495S1 IS OUT OF RANGE.  ACFT GROUNDED.   ACCOMPLISHED EEC BITE TEST,  FAULT HISTORY IAW AMM 73-21-00-740-801-F00, STEP (D).  NO FAULT HISTORY.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.