# SDR ASAA2023051043221

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: May 10, 2023
- Submitted: May 15, 2023
- Operation: Air carrier
- Aircraft: [N494AS](https://openairdocs.org/aircraft/N494AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 41729
- Aircraft time: 26,811 hours, 8,191 cycles
- System (JASC): [2697 · Fire Protection System Wiring](https://openairdocs.org/jasc/2697)
- Part: Harness
- Part number: 3250276050
- Condition: Chafed
- Location: Nr 1 Engine
- Stage of operation: IN
- 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/ASAA2023051043221

## Discrepancy

ENG #1 FIRE LOOP "B" INOP. GROUNDED - YES.  REMOVED AND REPLACED CORE FIRE DETECTOR HARNESS MW0326 REF B737-900 AMM 26-11-02.

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