# SDR CA100929001

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 14, 2010
- Submitted: January 4, 2011
- Operation: Air carrier
- Make and model: Emb ERJ 170-200 LR
- Registry model: [EMB ERJ 170-200 LR](https://openairdocs.org/model/embraer-s-a-erj-170-200-lr) (OpenAirDocs)
- Aircraft time: 1,334 hours
- Engine: Ge CF348E5
- System (JASC): [2620 · Extinguishing System](https://openairdocs.org/jasc/2620)
- Part: Pressure Switch
- Condition: Failed
- Location: Fire Bottle
- Component: Fire Bottle
- Component part number: 335000261
- Stage of operation: TX
- How discovered: O
- Nature of condition: O
- Precautionary procedure: D
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CA100929001

## Discrepancy

FLIGHT CREW REPORTED AN "ENG 1 AND ENG 2 FIRE EXT BOTTLE B FAIL" MESSAGE ON EICAS. THE TEMP COMPENSATED PRESSURE SWITCH ASSY ON THE FIRE BOTTLE FAILED THE OPS TEST.  SUSPECTED PRESSURE SWITCH ASSY TO BE CAUSE OF FAULT.  FIRE BOTTLE ASSY REPLACED.

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