# SDR ASAA2023050343115

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 3, 2023
- Submitted: May 5, 2023
- Operation: Air carrier
- Aircraft: [N477AS](https://openairdocs.org/aircraft/N477AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 40716
- Aircraft time: 28,289 hours, 8,766 cycles
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Eec
- Part number: 2042M67P04
- Part serial: FFFH3805
- Condition: Faulty
- Location: #2 Engine
- Part time: 28,284 hours, 8,763 cycles
- 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/ASAA2023050343115

## Discrepancy

WHILE PERFORMING ASA TASK CARD 78273000, #2 ENG HAS LONG TIME FAULT 77-20872, THE TOP LEFT EGT SINGAL (T495S4) IS OUT OF RANGE ON 2 LEGS. GROUNDED - YES. REMOVED #2 ENG EEC REF B737-900 AMM 73-21-60. COMPLETED REMOVAL OF J10 HARNESS REF AMM 73-21-06. INSTALLED J10 HARNESS REF AMM 73-21-06. (REF ASA LP 60569872)

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