# SDR ASAA2019030728519

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 7, 2019
- Submitted: March 20, 2019
- Operation: Air carrier
- Aircraft: [N566AS](https://openairdocs.org/aircraft/N566AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35182
- Aircraft time: 46,508 hours, 13,916 cycles
- System (JASC): [2697 · Fire Protection System Wiring](https://openairdocs.org/jasc/2697)
- Part: Wire Harness
- Part number: 3400276060
- Condition: Faulty
- Location: Nr 2 Engine
- Stage of operation: TX
- 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/ASAA2019030728519

## Discrepancy

NR 2 ENGINE FIRE LOOP TEST INOP ON B LOOP. GROUNDED - YES. REPLACED THE MW0326 HARNESS ON THE NR 2 ENGINE PER AMM 26-11-02/401. OP-CHECKS GOOD PER SAME. THIS CLEARS MEL 26-2B. LOOP SELECTOR RETURNED TO NORMAL POSITION.

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