# SDR I5EA2018111202

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: November 10, 2018
- Submitted: November 12, 2018
- Operation: Air carrier
- Aircraft: N529AU
- Make and model: Boeing 737-3B7
- Registry model: [Boeing 737-3B7](https://openairdocs.org/model/boeing-737-3b7) (OpenAirDocs)
- Aircraft serial: 24411
- Aircraft time: 70,276 hours, 44,944 cycles
- System (JASC): [2130 · Cabin Pressure Control System](https://openairdocs.org/jasc/2130)
- Part: Warning Horn
- Condition: False Activation
- Location: Cabin Pressure
- 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/I5EA2018111202

## Discrepancy

DISCREPANCY:  CABIN WARNING HORN SOUNDED AT FL370. PERFORMED EMERGENCY DESCENT TO FL290.  CORRECTIVE ACTIONS:  PERFORMED OPS CHECK OF CABIN PRESSURE CONTROL PANEL SYSTEMS, OPS CHECK GOOD IAW BOEING AMM 21-33-00.

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