# SDR SWAA071587

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 27, 2007
- Submitted: March 29, 2007
- Operation: Air carrier
- Aircraft: [N340LV](https://openairdocs.org/aircraft/N340LV), registered now
- Make and model: Boeing 737-3K2
- Registry model: [Boeing 737-3K2](https://openairdocs.org/model/boeing-737-3k2) (OpenAirDocs)
- Aircraft serial: 23738
- Aircraft time: 70,242 hours, 36,846 cycles
- System (JASC): [2697 · Fire Protection System Wiring](https://openairdocs.org/jasc/2697)
- Part: Wire Harness
- Part number: 726SW727SW
- Condition: Chafed
- Location: Apu Bay
- Stage of operation: CR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: B
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/SWAA071587

## Discrepancy

DECLARED EMERGENCY, APU FIRE WARNING LIGHT & HORN INDICATIONS.  APU FIRE EXTINGUISHER BOTTLE DISCHARGED.  FOUND APU FIRE WARN HARNESSES CHAFING.  REMOVED AND REPLACED HARNESSES PER MM.

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