# SDR CALA2013122693930

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: December 24, 2013
- Submitted: December 27, 2013
- Operation: Air carrier
- Aircraft: [N211UA](https://openairdocs.org/aircraft/N211UA), registered now
- Make and model: Boeing 777222
- Aircraft serial: 30217
- Aircraft time: 49,117 hours, 10,578 cycles
- Engine: Pwa PW4077
- System (JASC): [3020 · Air Intake Anti/De-Ice System](https://openairdocs.org/jasc/3020)
- Part: Controller
- Part number: 8105038
- Part serial: 4
- Condition: Failed
- Location: Anti-Ice Sys
- Stage of operation: IN
- How discovered: O
- Nature of condition: O
- Precautionary procedure: K
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/CALA2013122693930

## Discrepancy

NR 1 ENG ANTI ICE VLV CONTROLLER FAILED.  REPLACED ANTI ICE VLV CONTROLLER IAW MM, OPERATIONS CHECKED GOOD, MR30212 -4 OFF, MR30212-266 ON.

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