# SDR UALA2010121004511

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 10, 2010
- Submitted: December 17, 2010
- Operation: Air carrier
- Aircraft: N512UA
- Make and model: Boeing 757222
- Aircraft serial: 24809
- Aircraft time: 69,847 hours, 22,159 cycles
- Engine: Pwa PW2037
- System (JASC): [5210 · Passenger/Crew Doors](https://openairdocs.org/jasc/5210)
- Part: Cable
- Condition: Failed
- Location: R4 Door
- Stage of operation: IN
- How discovered: C
- Nature of condition: L
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2010121004511

## Discrepancy

R4 DOOR FAILED EXTERNAL DISARM CHECK.   REPLACED ARM DISARM CABLE, OP CHECK OK ON WO 2356N00319.

---
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, except the copies of manufacturers’ service documents, which belong to their rights holders.