# SDR ASAA2019121653607

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 15, 2019
- Submitted: December 17, 2019
- Operation: Air carrier
- Aircraft: [N474AS](https://openairdocs.org/aircraft/N474AS), registered now
- Make and model: Boeing 737990ER
- Aircraft serial: 40715
- Aircraft time: 17,884 hours, 5,743 cycles
- System (JASC): [2697 · Fire Protection System Wiring](https://openairdocs.org/jasc/2697)
- Part: Wire Harness
- Part number: CA24302
- Condition: Damaged
- Location: Nr 2 Fire Loop
- Stage of operation: IN
- How discovered: 9
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/ASAA2019121653607

## Discrepancy

WHILE PERFORMING T/C N8420001 (RH ENG HARNESS GVI), FOUND HARNESS MW0325 SHIELDING DAMAGED. GROUNDED - YES. MW0325 FIRE DETECTOR HARNESS ON ENG #2 REMOVED AND REPLACED REF B737-900 AMM 26-11-01. OPERATIONAL CHECK GOOD AND GROUND VERIFICATION SUCCESSFUL.

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