# SDR QXEA2019100700378

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: October 5, 2019
- Submitted: October 7, 2019
- Operation: Air carrier
- Aircraft: N453QX
- Make and model: Bombdr DHC8402
- Aircraft serial: 4489
- Aircraft time: 10,487 hours, 11,275 cycles
- System (JASC): [3150 · Central Warning](https://openairdocs.org/jasc/3150)
- Part: Warning Message
- Condition: False Activation
- Stage of operation: CL
- 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/QXEA2019100700378

## Discrepancy

DURING ROTATION ON TAKE OFF TRANSIENT T/O WARNING HORN BEEPED 3 TIMES THEN WAS SILENT. T/O WARN TEST WAS NORMAL ON TAXI OUT AND ALL SYSTEMS WERE PROPERLY CONFIGURED. REMOVED FROM SERVICE. INTERROGATED CDS-NO ASSOCIATED FAULTS FOUND, INTERROGATED PSEU NO FAULTS FOUND ON LAST FLIGHT LEG. PERFORMED OPS CK OF TAKE-OFF WARNING SYSTEM PER AMM TAASK 31-52-00-720-801 OPS CK GOOD-NO HISTORY FOR AT LEAST 2 MONTHS-OK FOR CONTINUED SERVICE. NO PARTS REPLACED. RETURNED TO SERVICE.

---
OpenAirDocs.org is an independent research project of [Contrail Labs](https://contraillabs.com/). It is not affiliated with the FAA or the NTSB. Source documents are U.S. government works in the public domain.