# SDR ASAA2023031142355

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 11, 2023
- Submitted: March 15, 2023
- Operation: Air carrier
- Aircraft: [N589AS](https://openairdocs.org/aircraft/N589AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35686
- Aircraft time: 55,115 hours, 16,240 cycles
- System (JASC): [2610 · Detection System](https://openairdocs.org/jasc/2610)
- Part: Harness
- Part number: 3250275060
- Condition: Faulted
- Location: Nr 2 Engine
- Stage of operation: NR
- How discovered: V
- Nature of condition: J
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2023031142355

## Discrepancy

ON FIRE TEST # 2 FIRE SWITCH DOES NOT ILLUMINATED AND HAS ASSOCIATED FAULT LIGHT. GROUNDED - YES.  ACCOMPLISHED B737-800 FIM 26-10 TASK 801, NO FAULTS FOUND. REMOVED AND INSTALLED NEW #2 ENGINE CORE FIRE DETECTION HARNESS (MW0325), OPS NORMAL. GROUND VERIFICATION SUCCESSFUL.

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