# SDR UALA2012122707424

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 27, 2012
- Submitted: January 14, 2013
- Operation: Air carrier
- Aircraft: [N671UA](https://openairdocs.org/aircraft/N671UA), registered now
- Make and model: Boeing 767322
- Aircraft serial: 30026
- Aircraft time: 47,628 hours, 12,170 cycles
- Engine: Pwa PW4056
- System (JASC): [3010 · Airfoil Anti/De-ice System](https://openairdocs.org/jasc/3010)
- Part: Anti-Ice Valve
- Part number: 2780537104
- Part serial: 2153A
- Condition: Faulty
- Location: Rt Wing
- Stage of operation: NR
- How discovered: O
- Nature of condition: J
- Precautionary procedure: O
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/UALA2012122707424

## Discrepancy

WING ANTI-ICE EICAS MSG DISPLAYED.  WING ANTI-ICE VALVE LIGHT REMAINED ILLUM WITH SWITCH OFF.  POSITION 2. (1=L, 2=R). FRM CODE: 30-11-04--.  SAMC TEXT: DUE TO RELIABILITY ISSUE.  REPLACE THE RT VLV PER APPROVED MM.  PERFORMED OPS CHECK AS PER AMM 30-11-00 ALL CHECKED NORMAL AS PER TOMC REQUEST REMOVED AND REPLACED RT WING ANTI ICE VALVE AS PER AMM 30-11-00, OPS AND LEAK CHECKS NORMAL.

---
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.