# SDR WX0A2020073173536

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: July 31, 2020
- Submitted: July 31, 2020
- Operation: Air carrier
- Aircraft: [N238NV](https://openairdocs.org/aircraft/N238NV), registered now
- Make and model: Airbus A320-214
- Registry model: [Airbus A320-214](https://openairdocs.org/model/airbus-a320-214) (OpenAirDocs)
- Aircraft serial: 2133
- Aircraft time: 57,549 hours, 21,567 cycles
- System (JASC): [2560 · Emergency Equipment](https://openairdocs.org/jasc/2560)
- Part: Cids
- Part number: Z010H000521A
- Part serial: 010H00005193
- Condition: Malfunctioned
- Stage of operation: NR
- How discovered: O
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/WX0A2020073173536

## Discrepancy

EMERGENCY EVAC HORN KEEPS SOUNDING IN TH COCKPIT UNCOMMANDED.   REMOVED & REPLACED (CIDIS) DIRECTOR(S) 101RH&102RH BITE TEST GOOD NO FAULTS NOTED AT THIS TIME REF AMM 23-73-34"

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