# SDR C2XA01TY116

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: September 18, 2001
- Submitted: September 20, 2001
- Operation: Air carrier
- Aircraft: [N13989](https://openairdocs.org/aircraft/N13989), registered now
- Make and model: Emb EMB-145LR
- Registry model: [EMB EMB-145LR](https://openairdocs.org/model/embraer-emb-145lr) (OpenAirDocs)
- Aircraft serial: 145271
- Aircraft time: 3,417 hours, 2,354 cycles
- System (JASC): [2134 · Cabin Pressure Sensor](https://openairdocs.org/jasc/2134)
- Part: Switch
- Part number: 214C40183
- Part serial: X72413
- Condition: Failed
- Location: Cabin
- Part time: 3,417 hours, 2,353 cycles
- Stage of operation: IN
- How discovered: C
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/C2XA01TY116

## Discrepancy

TYS  DURING A SCHEDULED INSPECTION, THE ALTITUDE SENSING SWITCH FOR PASSENGER OXYGEN FAILED OPS CHECK.  MAINTENANCE REMOVED AND REPLACED THE ALTITUDE SENSING SWITCH IAW-EMB-145-AMM-35-20-03, OPERATIONAL CHECKED GOOD.  THE REPAIR WAS SATISFACTORY AND THE AIRCRAFT WILL BE RELEASED UPON COMPLETION OF INSPECTION.

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