# SDR COZA20121212019

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 9, 2012
- Submitted: December 12, 2012
- Operation: Air carrier
- Aircraft: [N737KA](https://openairdocs.org/aircraft/N737KA), registered now
- Make and model: Boeing 737-7BX
- Registry model: [Boeing 737-7BX](https://openairdocs.org/model/boeing-737-7bx) (OpenAirDocs)
- Aircraft serial: 30740
- Aircraft time: 25,350 hours, 16,259 cycles
- System (JASC): [2621 · Fire Bottle, Fixed](https://openairdocs.org/jasc/2621)
- Part: Pressure Switch
- Condition: Intermittent
- Location: Fire Bottle
- Stage of operation: IN
- How discovered: O
- Nature of condition: N
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/COZA20121212019

## Discrepancy

DURING AIRCRAFT POWER UP, FOUND CARGO FIRE DISCHARGE LIGHT ON IN COCKPIT.  TROUBLESHOT SYSTEM TO INTERMITTENT PRESSURE SWITCH ON THE CARGO COMPARTMENT FIRE BOTTLE.

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