# SDR ASAA1158886

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: January 25, 2011
- Submitted: January 29, 2011
- Operation: Air carrier
- Aircraft: [N587AS](https://openairdocs.org/aircraft/N587AS), registered now
- Make and model: Boeing 737890
- Aircraft serial: 35684
- Aircraft time: 12,281 hours, 3,652 cycles
- System (JASC): [2697 · Fire Protection System Wiring](https://openairdocs.org/jasc/2697)
- Part: Connector
- Part number: 3250274040
- Condition: Dirty
- Location: Nr 2 Engine
- 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/ASAA1158886

## Discrepancy

WHILE IN E & E BAY FOUND FAULT LOGGED ON ENGINE/APU FIRE DETECTION UNIT FOR NR 2 ENGINE UPPER FAN LOOP B DETECTOR.  CLEANED TERMINAL CONNECTIONS TO THE NR 2 ENGINE UPPER FAN FIRE DETECTOR ASSY AND PERFORMED ENGINE FIRE DETECTION OPERATIONAL TEST REF MM 26 11 00 OPS NORMAL.  NO FAULTS NOTED.

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