# SDR UPS99431234

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 27, 1999
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: [N673UP](https://openairdocs.org/aircraft/N673UP), registered now
- Make and model: Boeing 747123
- Aircraft serial: 20325
- System (JASC): [2610 · Detection System](https://openairdocs.org/jasc/2610)
- Part: Switch
- Condition: Malfunctioned
- Location: Cargo Bay
- Stage of operation: UK
- Nature of condition: N
- Precautionary procedure: F
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UPS99431234

## Discrepancy

INSPECTION TYPE:N/A, AFT CARGO FIRE WARNING.  REMOVED AND REPLACED FIRE BOTTLES AND DISCHARGE SWITCH, SYSTEM TESTS NORMAL.

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