# SDR UALA2011101105517

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 10, 2011
- Submitted: October 13, 2011
- Operation: Air carrier
- Aircraft: N540UA
- Make and model: Boeing 757222
- Aircraft serial: 25252
- Aircraft time: 66,627 hours, 24,503 cycles
- Engine: Pwa PW2037
- System (JASC): [2612 · Fire Detection](https://openairdocs.org/jasc/2612)
- Part: Circuit Card
- Part number: 644501
- Part serial: 209
- Condition: Defective
- Location: Fire Detection
- 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/UALA2011101105517

## Discrepancy

EICAS MSG - L ENG FIRE LP 2.  CREW COMMENTS:  INTERMITTENT STATUS MSG.  PROG TEXT:  ACCOMPLISH CHRONIC REVIEW.  NO TIME TO T/S.  REPLACED FIRE DETECTION CARD M682, SYS GRND CHECKS GOOD.

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