# SDR UALA2011062903202

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: June 26, 2011
- Submitted: July 21, 2011
- Operation: Air carrier
- Aircraft: [N117UA](https://openairdocs.org/aircraft/N117UA), registered now
- Make and model: Boeing 747422
- Aircraft serial: 28810
- Aircraft time: 50,721 hours, 6,172 cycles
- Engine: Pwa PW4056
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Fire Loop
- Part number: 8244
- Condition: Faulty
- Location: Nr 2 Nacelle
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2011062903202

## Discrepancy

STATUS MSG ENG 2 FIRELOOP 'B'.  PERFORMED FIRELOOP TEST VIA CMC AND ON P7 PANEL.  ENGINE 2 FIRELOOP 'B' EICAS MESSAGE STILL ACTIVE.  REPLACED LOWER FWD LOOP B DETECTOR, OPS CHECKS NORMAL.

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