# SDR UIEA2019060704427

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 7, 2019
- Submitted: June 7, 2019
- Operation: Air carrier
- Aircraft: [N322SG](https://openairdocs.org/aircraft/N322SG), registered now
- Make and model: Boeing 747481
- Aircraft serial: 30322
- Aircraft time: 45,914 hours, 6,019 cycles
- System (JASC): [2697 · Fire Protection System Wiring](https://openairdocs.org/jasc/2697)
- Part: Wire
- Condition: Damaged
- Location: Fire Loop A
- 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/UIEA2019060704427

## Discrepancy

EXISTING FAULT, ENG 4 LOOP A. REPLACED WIRE W5324-451, -452, -453, -454, -455, -456 IAW SWPM 20-30-11 REV. 70 AND WDM 26-11-14 REV. 45.   INSTALLED TERMINAL AND CONDITION CHECK NORMAL IAW AMM-26-11-02-404-029-003, REV. 75.& PERFORMED OPERATIONAL TEST OF ENGINE FIRE AND OVERHEAT DETECTION SYSTEM, THE RESULT WAS SATISFACTORY IAW AMM 26-11-00-715-001 REV. 95.

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