# SDR FDEA201203020739

- Type: Service difficulty report (as reported; unverified)
- Difficulty date: March 2, 2012
- Submitted: March 5, 2012
- Operation: Air carrier
- Aircraft: N314FE
- Make and model: Doug MD-10-30F
- Registry model: [Doug MD-10-30F](https://openairdocs.org/model/mcdonnell-douglas-md-10-30f) (OpenAirDocs)
- Aircraft serial: 48312
- Aircraft time: 55,373 hours, 17,722 cycles
- System (JASC): [3010 · Airfoil Anti/De-ice System](https://openairdocs.org/jasc/3010)
- Part: Anti-Ice Valve
- Part number: 3978028
- Part serial: 3340
- Condition: Failed
- Location: Lt Wing
- Stage of operation: CL
- How discovered: O
- Nature of condition: J
- Precautionary procedure: J, A
- FAA source: FAA Service Difficulty Reporting System (https://sdrs.faa.gov/)
- Page: https://openairdocs.org/sdr/FDEA201203020739

## Discrepancy

ON CLIMB OUT,  RECEIVED LT WING ANTI-ICE DISAGREE.   WING ANTI-ICE WAS CYCLED OFF-ON BUT SAME RESULT.   TRIED A SECOND ON-OFF CYCLE AND SAME RESULT.  ALSO  RECEIVED NR 1 AIR SYSTEM MANIFOLD FAILURE ALERT.  DUMPED 9000 POUNDS FUEL AND RETURNED TO SEA.   R & R LT WING ANTI-ICE VALVE IAW MM RE F30-11-02-2.  ADJ TEST IAW MM REF 30-11-00-5, NO LEAKS NOTED.  OPS CHECKED NORMAL.  ACFT OK FOR SERVICE.

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