# SDR ASAA2017102922358

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 29, 2017
- Submitted: October 30, 2017
- Operation: Air carrier
- Aircraft: [N517AS](https://openairdocs.org/aircraft/N517AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35197
- Aircraft time: 33,921 hours, 10,089 cycles
- Engine: Cfmint CFM567B27
- System (JASC): [7320 · Fuel Controlling System](https://openairdocs.org/jasc/7320)
- Part: Eec
- Part number: 2042M67P02
- Part serial: FFFB0299
- Condition: Faulted
- Location: Nr 1
- Part time: 42,150 hours, 12,767 cycles
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2017102922358

## Discrepancy

WHILE PERFORMING T/C 78273000, FOUND THE NR 1 ENGINE WITH A RECENT FAULT.  ENGINE CONTROL LIGHT, MESSAGE 73-20111, INTERNAL EEC FAULT, A NO-GO FAULT.  ACFT GROUNDED.  REMOVED THE NR 1 EEC IAW AMM 73-21-60-000-801-F00. INSTALLED A NEW NR 1 EEC IAW AMM 73-21-60-400-801-F00.  GROUND FUNCTIONAL TESTED GOOD IAW AMM 73-21-00-700-802-F00.  SOFTWARE CHECKED GOOD.

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