# SDR VTZA96165

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: April 25, 1996
- Submitted: March 26, 2000
- Operation: Air carrier
- Aircraft: N497UE
- Make and model: Bag JETSTM3201
- Aircraft serial: 904
- System (JASC): [3418 · Stall Warning System](https://openairdocs.org/jasc/3418)
- Part: Summing Unit
- Part number: C771065
- Condition: Failed
- Location: Cockpit
- Stage of operation: AP
- Nature of condition: N
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/VTZA96165

## Discrepancy

FLT 6455 - IAD-PHL - DURING APPROACH, THE STALL WARNING HORN AND STICK SHAKER ACTIVATED.  AIRCRAFT LANDED AT PHL WITH NO FURTHER INCIDENTS.  AIRCRAFT WAS THEN FERRIED TO IAD WHERE IT LANDED WITH NO INCIDENTS.  MAINTENANCE REPLACED THE RIGHT SIGNAL SUMMING UNIT.  AIRCRAFT WAS RELEASED AND APPROVED FOR RETURN TO SERVICE.  (M)

---
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.