# SDR ASAA2019020928141

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: February 9, 2019
- Submitted: February 12, 2019
- Operation: Air carrier
- Aircraft: [N534AS](https://openairdocs.org/aircraft/N534AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35202
- Aircraft time: 31,938 hours, 9,269 cycles
- System (JASC): [7321 · Fuel Control/Turbine Engines](https://openairdocs.org/jasc/7321)
- Part: Eec
- Part number: 2042M67P04
- Part serial: FFFB2091
- Condition: Failed
- Location: Nr 1 Engine
- Part time: 31,933 hours, 9,268 cycles
- Stage of operation: IN
- How discovered: O
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019020928141

## Discrepancy

NR 1 ENGINE HAS FAULT CODE 73-10771, PS3 SIGNAL IS OUT OF RANGE (LONG TIME). GROUNDED - YES. REMOVED AND REPLACED NR 1 ENG EEC. REF AMM 73-21-60-401 PERFORMED EEC TEST, EEC DISCREET TEST, IDENT CONFIG. NO DEFECTS NOTED. REF AMM 73-21-00-700-802-F00 TEST 12 ACTUATORS TEST REQUIRED. ACCOMPLISHED ACTUATORS TEST 12. NO FAULTS REF AMM 73-21-00-700-802. ALT DEACTIVATION REVERSED.

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