# SDR ASAA2022072339171

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 23, 2022
- Submitted: July 25, 2022
- Operation: Air carrier
- Aircraft: [N569AS](https://openairdocs.org/aircraft/N569AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35184
- Aircraft time: 55,575 hours, 16,690 cycles
- System (JASC): [2610 · Detection System](https://openairdocs.org/jasc/2610)
- Part: Harness
- Part number: 3250276060
- Condition: Faulty
- Location: #2 Engine
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2022072339171

## Discrepancy

TROUBLESHOOTING RECOMMENDATIONS FOR HISTORY OF #2 ENGINE B LOOP NOT TESTING PROPERLY AND CAUSING DELAYS. GROUNDED - YES. REPLACED CORE FIRE DETECTION HARNESS MW0326 ON #2 ENGINE REF. B737-800 AMM 26-11-02. REPLACED FAN FIRE DETECTION HARNESS MW0316 ON #2 ENG REF. AMM 26-11-02. OPS CHECKS GOOD.

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