# SDR 2002F00965

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 14, 2002
- Submitted: October 23, 2002
- Operation: Air carrier
- Aircraft: N550TZ
- Make and model: Boeing 757-33N
- Registry model: [Boeing 757-33N](https://openairdocs.org/model/boeing-757-33n) (OpenAirDocs)
- Aircraft serial: 32584
- Aircraft time: 3,816 hours, 1,427 cycles
- System (JASC): [2611 · Smoke Detection](https://openairdocs.org/jasc/2611)
- Part: Circuit Card
- Part number: 644501
- Part serial: 20689
- Condition: Malfunctioned
- Location: E&E Bay
- Stage of operation: CR
- 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/2002F00965

## Discrepancy

FLIGHT NUMBER 593. DURING CRUISE RIGHT ENGINE FIRE LOOP 1 STATUS MESSAGE INTERMITTANT ON/OFF THROUGHOUT FLIGHT. MAINTENANCE REMOVED AND REPLACED RIGHT ENGINE LOOP NR 1 FIRE DET. CIRCUIT CARD PER MM 26-10-01. OPERATIONAL CHECKS GOOD.

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