# SDR UIEA2019060704425

- 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: Circuit Card
- Part number: 644501
- Part serial: 17252
- Condition: Failed
- Location: 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/UIEA2019060704425

## Discrepancy

EXISTING FAULT, ENG 2 FIRE LOOP A.(<P>REPLACED ENG 2 FIRE LOOP A CIRCUIT CARD I.A.W. AMM 26-10-01-004-001 & 26-10-01-404-006 REV. 95.  PERFORMED FIRE DETECTION CIRCUIT TEST (ENG 2 FIRE LOOP A), THE RESULT WAS SATISFACTORY I.A.W. AMM 26-10-01-404-006 REV. 95. PERFORMED ENGINE FIRE DETECTION AFOLTS CARD INSTALLATION TEST AND THE RESULT WAS SATISFACTORY  I.A.W. AMM 26-10-01-404-006 REV. 95 STEP E .</P>)

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